Initial BUCK build

Change-Id: I64e8a979301989062f4545a4841b06c15a372049
diff --git a/buck-tools/BUCK b/buck-tools/BUCK
new file mode 100644
index 0000000..96c787a
--- /dev/null
+++ b/buck-tools/BUCK
@@ -0,0 +1,38 @@
+python_binary(
+  name = 'download_file',
+  main = 'download_file.py',
+  deps = [':util'],
+  visibility = ['PUBLIC'],
+)
+
+python_binary(
+  name = 'pack_war',
+  main = 'pack_war.py',
+  deps = [':util'],
+  visibility = ['PUBLIC'],
+)
+
+python_library(
+  name = 'util',
+  srcs = [
+    'util.py',
+    '__init__.py'
+  ],
+  visibility = ['PUBLIC'],
+)
+
+def shquote(s):
+  return s.replace("'", "'\\''")
+
+def os_path():
+  from os import environ
+  return environ.get('PATH')
+
+genrule(
+  name = 'buck',
+  cmd = 'echo buck=`which buck`>$OUT;' +
+    ("echo PATH=\''%s'\' >>$OUT;" % shquote(os_path())),
+  out = 'buck.properties',
+  visibility = ['PUBLIC'],
+)
+
diff --git a/buck-tools/GoogleFormat.xml b/buck-tools/GoogleFormat.xml
new file mode 100644
index 0000000..8062246
--- /dev/null
+++ b/buck-tools/GoogleFormat.xml
@@ -0,0 +1,267 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<profiles version="11">
+<profile kind="CodeFormatterProfile" name="Google Format" version="11">
+<setting id="org.eclipse.jdt.core.formatter.comment.insert_new_line_before_root_tags" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_annotation" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_parameters" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_type_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_arguments" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.brace_position_for_anonymous_type_declaration" value="end_of_line"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_case" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_brace_in_array_initializer" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_closing_brace_in_array_initializer" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_annotation" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_field" value="0"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_while" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_annotation_type_member_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_else_in_if_statement" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_prefix_operator" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.keep_else_statement_on_same_line" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_ellipsis" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.insert_new_line_for_parameter" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_annotation_type_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.indent_breaks_compare_to_cases" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_at_in_annotation" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_multiple_fields" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_expressions_in_array_initializer" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_conditional_expression" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_for" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_binary_operator" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_question_in_wildcard" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.brace_position_for_array_initializer" value="end_of_line"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_enum_constant" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_finally_in_try_statement" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_local_variable" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_catch_in_try_statement" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_while" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_after_package" value="1"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_parameters" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.continuation_indentation" value="2"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_postfix_operator" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_method_invocation" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_arguments" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_superinterfaces" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_new_chunk" value="1"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_binary_operator" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_package" value="0"/>
+<setting id="org.eclipse.jdt.core.compiler.source" value="1.7"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_constant_arguments" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_constructor_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_closing_angle_bracket_in_type_arguments" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_line_comments" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_declarations" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_block" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_explicit_constructor_call" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_method_invocation_arguments" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_member_type" value="0"/>
+<setting id="org.eclipse.jdt.core.formatter.align_type_members_on_columns" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_enum_constant" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_for" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_method_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_selector_in_method_invocation" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_switch" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_unary_operator" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_case" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.indent_parameter_description" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_method_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_switch" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_enum_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_type_parameters" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_type_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_block_comment" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.lineSplit" value="80"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_if" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_brackets_in_array_type_reference" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_parenthesized_expression" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_explicitconstructorcall_arguments" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_constructor_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_first_class_body_declaration" value="0"/>
+<setting id="org.eclipse.jdt.core.formatter.indentation.size" value="4"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_enum_constant" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_superclass_in_type_declaration" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_assignment" value="16"/>
+<setting id="org.eclipse.jdt.core.compiler.problem.assertIdentifier" value="error"/>
+<setting id="org.eclipse.jdt.core.formatter.tabulation.char" value="space"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_parameters" value="insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_array_initializer" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_default" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_and_in_type_parameter" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_constructor_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_assert" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_imports" value="0"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_html" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_method_declaration" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_parameters" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_allocation_expression" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_anonymous_type_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_conditional" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_parameterized_type_reference" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_for" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_postfix_operator" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_source_code" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_synchronized" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_allocation_expression" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_throws" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_parameters_in_method_declaration" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_brace_in_array_initializer" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.compiler.codegen.targetPlatform" value="1.7"/>
+<setting id="org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_member" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_header" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_block_comments" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_enum_constant" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_enum_constants" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_block" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_annotation_declaration_header" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_parenthesized_expression" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_parenthesized_expression" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_catch" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_multiple_local_declarations" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_switch" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_for_increments" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_invocation" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_assert" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.brace_position_for_type_declaration" value="end_of_line"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_array_initializer" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_braces_in_array_initializer" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_for" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_catch" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_parameterized_type_reference" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_field_declarations" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_annotation" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_parameterized_type_reference" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_invocation_arguments" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_after_imports" value="1"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_local_declarations" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_constant_header" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_semicolon_in_for" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.never_indent_line_comments_on_first_column" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_type_arguments" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.never_indent_block_comments_on_first_column" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line" value="false"/>
+</profile>
+</profiles>
diff --git a/buck-tools/__init__.py b/buck-tools/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/buck-tools/__init__.py
diff --git a/buck-tools/build.defs b/buck-tools/build.defs
new file mode 100644
index 0000000..3ea506c
--- /dev/null
+++ b/buck-tools/build.defs
@@ -0,0 +1,80 @@
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# These definitions support building a runnable version of Gerrit.
+
+DOCS_HTML = '//Documentation:html'
+DOCS_LIB = '//Documentation:index_lib'
+LIBS = [
+  '//gerrit-war:log4j-config',
+  '//gerrit-war:init',
+  '//lib:postgresql',
+  '//lib/log:impl_log4j',
+]
+PGMLIBS = ['//gerrit-pgm:pgm']
+
+def scan_plugins():
+  import os
+  deps = []
+  for n in os.listdir('plugins'):
+    if os.path.exists(os.path.join('plugins', n, 'BUCK')):
+      deps.append('//plugins/%s:%s__plugin' % (n, n))
+  return deps
+
+def war(
+    name,
+    libs = [],
+    pgmlibs = [],
+    context = [],
+    visibility = [],
+    docs = False
+    ):
+  cmd = ['$(exe //tools:pack_war)', '-o', '$OUT', '--tmp', '$TMP']
+  for l in libs:
+    cmd.extend(['--lib', '$(classpath %s)' % l])
+  for l in pgmlibs:
+    cmd.extend(['--pgmlib', '$(classpath %s)' % l])
+
+  if docs:
+    cmd.append('$(location %s)' % DOCS_HTML)
+    cmd.extend(['--lib', '$(classpath %s)' % DOCS_LIB])
+  if context:
+    for t in context:
+      cmd.append('$(location %s)' % t)
+
+  genrule(
+    name = name,
+    cmd = ' '.join(cmd),
+    out = name + '.war',
+    visibility = visibility,
+  )
+
+def gerrit_war(name, ui = 'ui_optdbg', context = [], docs = False, visibility = []):
+  ui_deps = []
+  if ui:
+    if ui == 'polygerrit' or ui == 'ui_optdbg' or ui == 'ui_optdbg_r':
+      ui_deps.append('//polygerrit-ui/app:polygerrit_ui')
+    if ui != 'polygerrit':
+      ui_deps.append('//gerrit-gwtui:%s' % ui)
+  war(
+    name = name,
+    libs = LIBS + ['//gerrit-war:version'],
+    pgmlibs = PGMLIBS,
+    context = ui_deps + context + [
+      '//gerrit-main:main_bin',
+      '//gerrit-war:webapp_assets',
+    ],
+    docs = docs,
+    visibility = visibility,
+  )
diff --git a/buck-tools/checkstyle.xml b/buck-tools/checkstyle.xml
new file mode 100644
index 0000000..1bb40f7
--- /dev/null
+++ b/buck-tools/checkstyle.xml
@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN" "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+
+<!--
+    This configuration file was written by the eclipse-cs plugin configuration editor
+-->
+<!--
+    Checkstyle-Configuration: Google Checks for Gerrit
+    Description:
+Checkstyle configuration based on the Google coding conventions (https://google-styleguide.googlecode.com/svn-history/r130/trunk/javaguide.html),
+edited to remove noisy warnings.
+-->
+<module name="Checker">
+  <property name="severity" value="warning"/>
+  <property name="charset" value="UTF-8"/>
+  <module name="TreeWalker">
+    <module name="FileContentsHolder"/>
+    <module name="OuterTypeFilename"/>
+    <module name="LineLength">
+      <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>
+      <property name="max" value="150"/>
+      <property name="tabWidth" value="2"/>
+    </module>
+    <module name="OneTopLevelClass"/>
+    <module name="NoLineWrap"/>
+    <module name="EmptyBlock">
+      <property name="option" value="TEXT"/>
+      <property name="tokens" value="LITERAL_TRY, LITERAL_CATCH, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_SWITCH"/>
+    </module>
+    <module name="NeedBraces"/>
+    <module name="LeftCurly">
+      <property name="maxLineLength" value="150"/>
+    </module>
+    <module name="RightCurly">
+      <property name="option" value="alone"/>
+      <property name="tokens" value="CLASS_DEF, METHOD_DEF, CTOR_DEF, LITERAL_FOR, LITERAL_WHILE, LITERAL_DO, STATIC_INIT, INSTANCE_INIT"/>
+    </module>
+    <module name="WhitespaceAround">
+      <property name="severity" value="ignore"/>
+      <property name="allowEmptyConstructors" value="true"/>
+      <property name="allowEmptyMethods" value="true"/>
+      <property name="allowEmptyTypes" value="true"/>
+      <property name="allowEmptyLoops" value="true"/>
+      <message key="ws.notFollowed" value="WhitespaceAround: ''{0}'' is not followed by whitespace."/>
+      <message key="ws.notPreceded" value="WhitespaceAround: ''{0}'' is not preceded with whitespace."/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="OneStatementPerLine"/>
+    <module name="MultipleVariableDeclarations"/>
+    <module name="ArrayTypeStyle"/>
+    <module name="UpperEll"/>
+    <module name="ModifierOrder"/>
+    <module name="EmptyLineSeparator">
+      <property name="severity" value="ignore"/>
+      <property name="allowNoEmptyLineBetweenFields" value="true"/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="SeparatorWrap">
+      <property name="severity" value="ignore"/>
+      <property name="option" value="nl"/>
+      <property name="tokens" value="DOT"/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="SeparatorWrap">
+      <property name="severity" value="ignore"/>
+      <property name="option" value="EOL"/>
+      <property name="tokens" value="COMMA"/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="NoFinalizer"/>
+    <module name="GenericWhitespace">
+      <property name="severity" value="ignore"/>
+      <message key="ws.followed" value="GenericWhitespace ''{0}'' is followed by whitespace."/>
+      <message key="ws.illegalFollow" value="GenericWhitespace ''{0}'' should followed by whitespace."/>
+      <message key="ws.preceded" value="GenericWhitespace ''{0}'' is preceded with whitespace."/>
+      <message key="ws.notPreceded" value="GenericWhitespace ''{0}'' is not preceded with whitespace."/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="Indentation">
+      <property name="severity" value="ignore"/>
+      <property name="basicOffset" value="2"/>
+      <property name="caseIndent" value="2"/>
+      <property name="arrayInitIndent" value="2"/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="MethodParamPad">
+      <property name="severity" value="ignore"/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+    <module name="OperatorWrap">
+      <property name="severity" value="ignore"/>
+      <property name="option" value="NL"/>
+      <property name="tokens" value="BAND, BOR, BSR, BXOR, DIV, EQUAL, GE, GT, LAND, LE, LITERAL_INSTANCEOF, LOR, LT, MINUS, MOD, NOT_EQUAL, PLUS, QUESTION, SL, SR, STAR "/>
+      <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+    </module>
+  </module>
+  <module name="FileTabCharacter">
+    <property name="severity" value="ignore"/>
+    <property name="eachLine" value="true"/>
+    <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
+  </module>
+  <module name="SuppressWithNearbyCommentFilter">
+    <property name="commentFormat" value="CS IGNORE (\w+) FOR NEXT (\d+) LINES\. REASON\: \w+"/>
+    <property name="checkFormat" value="$1"/>
+    <property name="influenceFormat" value="$2"/>
+  </module>
+  <module name="SuppressionFilter">
+    <property name="file" value="${samedir}/checkstyle_suppressions.xml"/>
+  </module>
+</module>
diff --git a/buck-tools/checkstyle_suppressions.xml b/buck-tools/checkstyle_suppressions.xml
new file mode 100644
index 0000000..5f5d9ee
--- /dev/null
+++ b/buck-tools/checkstyle_suppressions.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+
+<!DOCTYPE suppressions PUBLIC
+  "-//Puppy Crawl//DTD Suppressions 1.1//EN"
+  "http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
+<suppressions>
+  <suppress files="[/\\].apt_generated[/\\]" checks=".*"/>
+</suppressions>
diff --git a/buck-tools/default.defs b/buck-tools/default.defs
new file mode 100644
index 0000000..86b7149
--- /dev/null
+++ b/buck-tools/default.defs
@@ -0,0 +1,8 @@
+include_defs('//bucklets/maven_jar.bucklet')
+
+BASE_DEPS = [
+    '//lib:junit',
+    '//lib:hamcrest-all',
+    '//lib:slf4j-api',
+    '//lib:guava-testlib',
+]
diff --git a/buck-tools/download_all.py b/buck-tools/download_all.py
new file mode 100755
index 0000000..ba1c199
--- /dev/null
+++ b/buck-tools/download_all.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from optparse import OptionParser
+import re
+from subprocess import check_call, CalledProcessError, Popen, PIPE
+
+MAIN = ['//buck-tools/eclipse:classpath']
+PAT = re.compile(r'"(//.*?)" -> "//buck-tools:download_file"')
+# TODO(davido): Remove this hack when Buck bugs are fixed:
+# https://github.com/facebook/buck/issues/656
+# https://github.com/facebook/buck/issues/658
+JGIT = re.compile(r'//org.eclipse.jgit.*')
+CELL = '//lib/jgit'
+
+opts = OptionParser()
+opts.add_option('--src', action='store_true')
+args, _ = opts.parse_args()
+
+targets = set()
+
+p = Popen(['buck', 'audit', 'classpath', '--dot'] + MAIN, stdout = PIPE)
+for line in p.stdout:
+  m = PAT.search(line)
+  if m:
+    n = m.group(1)
+    if JGIT.match(n):
+      n = CELL + n[1:]
+    if args.src and n.endswith('__download_bin'):
+      n = n[:-13] + 'src'
+    targets.add(n)
+r = p.wait()
+if r != 0:
+  exit(r)
+
+try:
+  check_call(['buck', 'build'] + sorted(targets))
+except CalledProcessError as err:
+  exit(1)
diff --git a/buck-tools/download_file.py b/buck-tools/download_file.py
new file mode 100755
index 0000000..bd67b50
--- /dev/null
+++ b/buck-tools/download_file.py
@@ -0,0 +1,198 @@
+#!/usr/bin/env python
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from __future__ import print_function
+
+from hashlib import sha1
+from optparse import OptionParser
+from os import link, makedirs, path, remove
+import shutil
+from subprocess import check_call, CalledProcessError
+from sys import stderr
+from util import hash_file, resolve_url
+from zipfile import ZipFile, BadZipfile, LargeZipFile
+
+GERRIT_HOME = path.expanduser('~/.gerritcodereview')
+CACHE_DIR = path.join(GERRIT_HOME, 'buck-cache', 'downloaded-artifacts')
+# LEGACY_CACHE_DIR is only used to allow existing workspaces to move already
+# downloaded files to the new cache directory.
+# Please remove after 3 months (2015-10-07).
+LEGACY_CACHE_DIR = path.join(GERRIT_HOME, 'buck-cache')
+LOCAL_PROPERTIES = 'local.properties'
+
+
+def safe_mkdirs(d):
+  if path.isdir(d):
+    return
+  try:
+    makedirs(d)
+  except OSError as err:
+    if not path.isdir(d):
+      raise err
+
+
+def download_properties(root_dir):
+  """ Get the download properties.
+
+  First tries to find the properties file in the given root directory,
+  and if not found there, tries in the Gerrit settings folder in the
+  user's home directory.
+
+  Returns a set of download properties, which may be empty.
+
+  """
+  p = {}
+  local_prop = path.join(root_dir, LOCAL_PROPERTIES)
+  if not path.isfile(local_prop):
+    local_prop = path.join(GERRIT_HOME, LOCAL_PROPERTIES)
+  if path.isfile(local_prop):
+    try:
+      with open(local_prop) as fd:
+        for line in fd:
+          if line.startswith('download.'):
+            d = [e.strip() for e in line.split('=', 1)]
+            name, url = d[0], d[1]
+            p[name[len('download.'):]] = url
+    except OSError:
+      pass
+  return p
+
+
+def cache_entry(args):
+  if args.v:
+    h = args.v
+  else:
+    h = sha1(args.u.encode('utf-8')).hexdigest()
+  name = '%s-%s' % (path.basename(args.o), h)
+  return path.join(CACHE_DIR, name)
+
+# Please remove after 3 months (2015-10-07). See LEGACY_CACHE_DIR above.
+def legacy_cache_entry(args):
+  if args.v:
+    h = args.v
+  else:
+    h = sha1(args.u.encode('utf-8')).hexdigest()
+  name = '%s-%s' % (path.basename(args.o), h)
+  return path.join(LEGACY_CACHE_DIR, name)
+
+
+opts = OptionParser()
+opts.add_option('-o', help='local output file')
+opts.add_option('-u', help='URL to download')
+opts.add_option('-v', help='expected content SHA-1')
+opts.add_option('-x', action='append', help='file to delete from ZIP')
+opts.add_option('--exclude_java_sources', action='store_true')
+opts.add_option('--unsign', action='store_true')
+args, _ = opts.parse_args()
+
+root_dir = args.o
+while root_dir:
+  root_dir, n = path.split(root_dir)
+  if n == 'buck-out':
+    break
+
+redirects = download_properties(root_dir)
+cache_ent = cache_entry(args)
+legacy_cache_ent = legacy_cache_entry(args)
+src_url = resolve_url(args.u, redirects)
+
+# Please remove after 3 months (2015-10-07). See LEGACY_CACHE_DIR above.
+if not path.exists(cache_ent) and path.exists(legacy_cache_ent):
+  try:
+    safe_mkdirs(path.dirname(cache_ent))
+  except OSError as err:
+    print('error creating directory %s: %s' %
+          (path.dirname(cache_ent), err), file=stderr)
+    exit(1)
+  shutil.move(legacy_cache_ent, cache_ent)
+
+if not path.exists(cache_ent):
+  try:
+    safe_mkdirs(path.dirname(cache_ent))
+  except OSError as err:
+    print('error creating directory %s: %s' %
+          (path.dirname(cache_ent), err), file=stderr)
+    exit(1)
+
+  print('Download %s' % src_url, file=stderr)
+  try:
+    check_call(['curl', '--proxy-anyauth', '-ksfo', cache_ent, src_url])
+  except OSError as err:
+    print('could not invoke curl: %s\nis curl installed?' % err, file=stderr)
+    exit(1)
+  except CalledProcessError as err:
+    print('error using curl: %s' % err, file=stderr)
+    exit(1)
+
+if args.v:
+  have = hash_file(sha1(), cache_ent).hexdigest()
+  if args.v != have:
+    print((
+      '%s:\n' +
+      'expected %s\n' +
+      'received %s\n') % (src_url, args.v, have), file=stderr)
+    try:
+      remove(cache_ent)
+    except OSError as err:
+      if path.exists(cache_ent):
+        print('error removing %s: %s' % (cache_ent, err), file=stderr)
+    exit(1)
+
+exclude = []
+if args.x:
+  exclude += args.x
+if args.exclude_java_sources:
+  try:
+    with ZipFile(cache_ent, 'r') as zf:
+      for n in zf.namelist():
+        if n.endswith('.java'):
+          exclude.append(n)
+  except (BadZipfile, LargeZipFile) as err:
+    print('error opening %s: %s' % (cache_ent, err), file=stderr)
+    exit(1)
+
+if args.unsign:
+  try:
+    with ZipFile(cache_ent, 'r') as zf:
+      for n in zf.namelist():
+        if (n.endswith('.RSA')
+            or n.endswith('.SF')
+            or n.endswith('.LIST')):
+          exclude.append(n)
+  except (BadZipfile, LargeZipFile) as err:
+    print('error opening %s: %s' % (cache_ent, err), file=stderr)
+    exit(1)
+
+safe_mkdirs(path.dirname(args.o))
+if exclude:
+  try:
+    shutil.copyfile(cache_ent, args.o)
+  except (shutil.Error, IOError) as err:
+    print('error copying to %s: %s' % (args.o, err), file=stderr)
+    exit(1)
+  try:
+    check_call(['zip', '-d', args.o] + exclude)
+  except CalledProcessError as err:
+    print('error removing files from zip: %s' % err, file=stderr)
+    exit(1)
+else:
+  try:
+    link(cache_ent, args.o)
+  except OSError as err:
+    try:
+      shutil.copyfile(cache_ent, args.o)
+    except (shutil.Error, IOError) as err:
+      print('error copying to %s: %s' % (args.o, err), file=stderr)
+      exit(1)
diff --git a/buck-tools/java_doc.defs b/buck-tools/java_doc.defs
new file mode 100644
index 0000000..65865bb
--- /dev/null
+++ b/buck-tools/java_doc.defs
@@ -0,0 +1,38 @@
+def java_doc(
+    name,
+    title,
+    pkgs,
+    paths,
+    srcs = [],
+    deps = [],
+    visibility = [],
+    do_it_wrong = False,
+  ):
+  if do_it_wrong:
+    sourcepath = paths
+  else:
+    sourcepath = ['$SRCDIR/' + n for n in paths]
+  genrule(
+    name = name,
+    cmd = ' '.join([
+      'while ! test -f .buckconfig; do cd ..; done;',
+      'javadoc',
+      '-quiet',
+      '-protected',
+      '-encoding UTF-8',
+      '-charset UTF-8',
+      '-notimestamp',
+      '-windowtitle "' + title + '"',
+      '-link http://docs.oracle.com/javase/7/docs/api',
+      '-subpackages ',
+      ':'.join(pkgs),
+      '-sourcepath ',
+      ':'.join(sourcepath),
+      ' -classpath ',
+      ':'.join(['$(classpath %s)' % n for n in deps]),
+      '-d $TMP',
+    ]) + ';jar cf $OUT -C $TMP .',
+    srcs = srcs,
+    out = name + '.jar',
+    visibility = visibility,
+)
diff --git a/buck-tools/java_sources.defs b/buck-tools/java_sources.defs
new file mode 100644
index 0000000..0b3974e
--- /dev/null
+++ b/buck-tools/java_sources.defs
@@ -0,0 +1,10 @@
+def java_sources(
+    name,
+    srcs,
+    visibility = []
+  ):
+  java_library(
+    name = name,
+    resources = srcs,
+    visibility = visibility,
+  )
diff --git a/buck-tools/pack_war.py b/buck-tools/pack_war.py
new file mode 100755
index 0000000..cd836a8
--- /dev/null
+++ b/buck-tools/pack_war.py
@@ -0,0 +1,65 @@
+#!/usr/bin/env python
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from __future__ import print_function
+from optparse import OptionParser
+from os import makedirs, path, symlink
+from subprocess import check_call
+import sys
+
+opts = OptionParser()
+opts.add_option('-o', help='path to write WAR to')
+opts.add_option('--lib', action='append', help='target for WEB-INF/lib')
+opts.add_option('--pgmlib', action='append', help='target for WEB-INF/pgm-lib')
+opts.add_option('--tmp', help='temporary directory')
+args, ctx = opts.parse_args()
+
+war = args.tmp
+jars = set()
+basenames = set()
+
+def prune(l):
+  return [j for e in l for j in e.split(':')]
+
+def link_jars(libs, directory):
+  makedirs(directory)
+  for j in libs:
+    if j not in jars:
+      # When jgit is consumed from its own cell,
+      # potential duplicates should be filtered.
+      # e.g. jsch.jar will be reached through:
+      # 1. /home/username/projects/gerrit/buck-out/gen/lib/jsch.jar
+      # 2. /home/username/projects/jgit/buck-out/gen/lib/jsch.jar
+      if (j.find('jgit/buck-out/gen/lib') > 0
+          and path.basename(j) in basenames):
+          continue
+      jars.add(j)
+      n = path.basename(j)
+      if j.find('buck-out/gen/gerrit-') > 0:
+        n = j[j.find('buck-out'):].split('/')[2] + '-' + n
+      basenames.add(n)
+      symlink(j, path.join(directory, n))
+
+if args.lib:
+  link_jars(prune(args.lib), path.join(war, 'WEB-INF', 'lib'))
+if args.pgmlib:
+  link_jars(prune(args.pgmlib), path.join(war, 'WEB-INF', 'pgm-lib'))
+try:
+  for s in ctx:
+    check_call(['unzip', '-q', '-d', war, s])
+  check_call(['zip', '-9qr', args.o, '.'], cwd=war)
+except KeyboardInterrupt:
+  print('Interrupted by user', file=sys.stderr)
+  exit(1)
diff --git a/buck-tools/util.py b/buck-tools/util.py
new file mode 100644
index 0000000..96f6047
--- /dev/null
+++ b/buck-tools/util.py
@@ -0,0 +1,102 @@
+# Copyright (C) 2013 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+from os import path
+
+REPO_ROOTS = {
+  'GERRIT': 'http://gerrit-maven.storage.googleapis.com',
+  'GERRIT_API': 'https://gerrit-api.commondatastorage.googleapis.com/release',
+  'MAVEN_CENTRAL': 'http://repo1.maven.org/maven2',
+  'MAVEN_LOCAL': 'file://' + path.expanduser('~/.m2/repository'),
+}
+
+
+def resolve_url(url, redirects):
+  """ Resolve URL of a Maven artifact.
+
+  prefix:path is passed as URL. prefix identifies known or custom
+  repositories that can be rewritten in redirects set, passed as
+  second arguments.
+
+  A special case is supported, when prefix neither exists in
+  REPO_ROOTS, no in redirects set: the url is returned as is.
+  This enables plugins to pass custom maven_repository URL as is
+  directly to maven_jar().
+
+  Returns a resolved path for Maven artifact.
+  """
+  s = url.find(':')
+  if s < 0:
+    return url
+  scheme, rest = url[:s], url[s+1:]
+  if scheme in redirects:
+    root = redirects[scheme]
+  elif scheme in REPO_ROOTS:
+    root = REPO_ROOTS[scheme]
+  else:
+    return url
+  root = root.rstrip('/')
+  rest = rest.lstrip('/')
+  return '/'.join([root, rest])
+
+
+def hash_file(hash_obj, path):
+  """Hash the contents of a file.
+
+  Args:
+    hash_obj: an open hash object, e.g. hashlib.sha1().
+    path: path to the file to hash.
+
+  Returns:
+    The passed-in hash_obj.
+  """
+  with open(path, 'rb') as f:
+    while True:
+      b = f.read(8192)
+      if not b:
+        break
+      hash_obj.update(b)
+  return hash_obj
+
+
+def hash_bower_component(hash_obj, path):
+  """Hash the contents of a bower component directory.
+
+  This is a stable hash of a directory downloaded with `bower install`, minus
+  the .bower.json file, which is autogenerated each time by bower. Used in lieu
+  of hashing a zipfile of the contents, since zipfiles are difficult to hash in
+  a stable manner.
+
+  Args:
+    hash_obj: an open hash object, e.g. hashlib.sha1().
+    path: path to the directory to hash.
+
+  Returns:
+    The passed-in hash_obj.
+  """
+  if not os.path.isdir(path):
+    raise ValueError('Not a directory: %s' % path)
+
+  path = os.path.abspath(path)
+  for root, dirs, files in os.walk(path):
+    dirs.sort()
+    for f in sorted(files):
+      if f == '.bower.json':
+        continue
+      p = os.path.join(root, f)
+      hash_obj.update(p[len(path)+1:])
+      hash_file(hash_obj, p)
+
+  return hash_obj