blob: 89bd7f03fc347ea460db3a1533069c4d36106365 [file] [log] [blame]
package aQute.lib.osgi;
import java.io.*;
import java.util.*;
import java.util.Map.Entry;
import java.util.jar.*;
import java.util.regex.*;
import aQute.lib.base64.*;
import aQute.lib.io.*;
import aQute.lib.osgi.Descriptors.PackageRef;
import aQute.lib.osgi.Descriptors.TypeRef;
import aQute.libg.cryptography.*;
import aQute.libg.header.*;
import aQute.libg.qtokens.*;
public class Verifier extends Processor {
private final Jar dot;
private final Manifest manifest;
private final Domain main;
private boolean r3;
private boolean usesRequire;
final static Pattern EENAME = Pattern.compile("CDC-1\\.0/Foundation-1\\.0"
+ "|CDC-1\\.1/Foundation-1\\.1"
+ "|OSGi/Minimum-1\\.[1-9]" + "|JRE-1\\.1"
+ "|J2SE-1\\.2" + "|J2SE-1\\.3" + "|J2SE-1\\.4"
+ "|J2SE-1\\.5" + "|JavaSE-1\\.6" + "|JavaSE-1\\.7"
+ "|PersonalJava-1\\.1" + "|PersonalJava-1\\.2"
+ "|CDC-1\\.0/PersonalBasis-1\\.0"
+ "|CDC-1\\.0/PersonalJava-1\\.0");
final static int V1_1 = 45;
final static int V1_2 = 46;
final static int V1_3 = 47;
final static int V1_4 = 48;
final static int V1_5 = 49;
final static int V1_6 = 50;
final static int V1_7 = 51;
final static int V1_8 = 52;
static class EE {
String name;
int target;
EE(String name, int source, int target) {
this.name = name;
this.target = target;
}
public String toString() {
return name + "(" + target + ")";
}
}
final static EE[] ees = {
new EE("CDC-1.0/Foundation-1.0", V1_3, V1_1),
new EE("CDC-1.1/Foundation-1.1", V1_3, V1_2),
new EE("OSGi/Minimum-1.0", V1_3, V1_1),
new EE("OSGi/Minimum-1.1", V1_3, V1_2),
new EE("JRE-1.1", V1_1, V1_1), //
new EE("J2SE-1.2", V1_2, V1_1), //
new EE("J2SE-1.3", V1_3, V1_1), //
new EE("J2SE-1.4", V1_3, V1_2), //
new EE("J2SE-1.5", V1_5, V1_5), //
new EE("JavaSE-1.6", V1_6, V1_6), //
new EE("PersonalJava-1.1", V1_1, V1_1), //
new EE("JavaSE-1.7", V1_7, V1_7), //
new EE("PersonalJava-1.1", V1_1, V1_1), //
new EE("PersonalJava-1.2", V1_1, V1_1),
new EE("CDC-1.0/PersonalBasis-1.0", V1_3, V1_1),
new EE("CDC-1.0/PersonalJava-1.0", V1_3, V1_1),
new EE("CDC-1.1/PersonalBasis-1.1", V1_3, V1_2),
new EE("CDC-1.1/PersonalJava-1.1", V1_3, V1_2) };
final static Pattern CARDINALITY_PATTERN = Pattern
.compile("single|multiple");
final static Pattern RESOLUTION_PATTERN = Pattern
.compile("optional|mandatory");
final static Pattern BUNDLEMANIFESTVERSION = Pattern.compile("2");
public final static String SYMBOLICNAME_STRING = "[a-zA-Z0-9_-]+(\\.[a-zA-Z0-9_-]+)*";
public final static Pattern SYMBOLICNAME = Pattern
.compile(SYMBOLICNAME_STRING);
public final static String VERSION_STRING = "[0-9]+(\\.[0-9]+(\\.[0-9]+(\\.[0-9A-Za-z_-]+)?)?)?";
public final static Pattern VERSION = Pattern.compile(VERSION_STRING);
final static Pattern FILTEROP = Pattern.compile("=|<=|>=|~=");
public final static Pattern VERSIONRANGE = Pattern.compile("((\\(|\\[)"
+ VERSION_STRING + ","
+ VERSION_STRING
+ "(\\]|\\)))|"
+ VERSION_STRING);
final static Pattern FILE = Pattern
.compile("/?[^/\"\n\r\u0000]+(/[^/\"\n\r\u0000]+)*");
final static Pattern WILDCARDPACKAGE = Pattern
.compile("((\\p{Alnum}|_)+(\\.(\\p{Alnum}|_)+)*(\\.\\*)?)|\\*");
public final static Pattern ISO639 = Pattern.compile("[A-Z][A-Z]");
public final static Pattern HEADER_PATTERN = Pattern
.compile("[A-Za-z0-9][-a-zA-Z0-9_]+");
public final static Pattern TOKEN = Pattern.compile("[-a-zA-Z0-9_]+");
public final static Pattern NUMBERPATTERN = Pattern.compile("\\d+");
public final static Pattern PACKAGEPATTERN = Pattern
.compile("\\p{javaJavaIdentifierStart}\\p{javaJavaIdentifierPart}*(\\.\\p{javaJavaIdentifierStart}\\p{javaJavaIdentifierPart}*)*");
public final static Pattern PATHPATTERN = Pattern.compile(".*");
public final static Pattern FQNPATTERN = Pattern.compile(".*");
public final static Pattern URLPATTERN = Pattern.compile(".*");
public final static Pattern ANYPATTERN = Pattern.compile(".*");
public final static Pattern FILTERPATTERN = Pattern.compile(".*");
public final static Pattern TRUEORFALSEPATTERN = Pattern
.compile("true|false|TRUE|FALSE");
public static final Pattern WILDCARDNAMEPATTERN = Pattern.compile(".*");
public static final Pattern BUNDLE_ACTIVATIONPOLICYPATTERN = Pattern.compile("lazy");
public final static String EES[] = { "CDC-1.0/Foundation-1.0",
"CDC-1.1/Foundation-1.1", "OSGi/Minimum-1.0", "OSGi/Minimum-1.1", "OSGi/Minimum-1.2",
"JRE-1.1", "J2SE-1.2", "J2SE-1.3", "J2SE-1.4", "J2SE-1.5", "JavaSE-1.6", "JavaSE-1.7",
"PersonalJava-1.1", "PersonalJava-1.2", "CDC-1.0/PersonalBasis-1.0",
"CDC-1.0/PersonalJava-1.0" };
public final static String OSNAMES[] = { "AIX", // IBM
"DigitalUnix", // Compaq
"Embos", // Segger Embedded Software Solutions
"Epoc32", // SymbianOS Symbian OS
"FreeBSD", // Free BSD
"HPUX", // hp-ux Hewlett Packard
"IRIX", // Silicon Graphics
"Linux", // Open source
"MacOS", // Apple
"NetBSD", // Open source
"Netware", // Novell
"OpenBSD", // Open source
"OS2", // OS/2 IBM
"QNX", // procnto QNX
"Solaris", // Sun (almost an alias of SunOS)
"SunOS", // Sun Microsystems
"VxWorks", // WindRiver Systems
"Windows95", "Win32", "Windows98", "WindowsNT", "WindowsCE", "Windows2000", // Win2000
"Windows2003", // Win2003
"WindowsXP", "WindowsVista", };
public final static String PROCESSORNAMES[] = { //
//
"68k", // Motorola 68000
"ARM_LE", // Intel Strong ARM. Deprecated because it does not
// specify the endianness. See the following two rows.
"arm_le", // Intel Strong ARM Little Endian mode
"arm_be", // Intel String ARM Big Endian mode
"Alpha", //
"ia64n",// Hewlett Packard 32 bit
"ia64w",// Hewlett Packard 64 bit mode
"Ignite", // psc1k PTSC
"Mips", // SGI
"PArisc", // Hewlett Packard
"PowerPC", // power ppc Motorola/IBM Power PC
"Sh4", // Hitachi
"Sparc", // SUN
"Sparcv9", // SUN
"S390", // IBM Mainframe 31 bit
"S390x", // IBM Mainframe 64-bit
"V850E", // NEC V850E
"x86", // pentium i386
"i486", // i586 i686 Intel& AMD 32 bit
"x86-64", };
final Analyzer analyzer;
private Instructions dynamicImports;
public Verifier(Jar jar) throws Exception {
this.analyzer = new Analyzer(this);
this.analyzer.use(this);
addClose(analyzer);
this.analyzer.setJar(jar);
this.manifest = this.analyzer.calcManifest();
this.main = Domain.domain(manifest);
this.dot = jar;
getInfo(analyzer);
}
public Verifier(Analyzer analyzer) throws Exception {
this.analyzer = analyzer;
this.dot = analyzer.getJar();
this.manifest = dot.getManifest();
this.main = Domain.domain(manifest);
}
private void verifyHeaders() {
for (String h : main) {
if (!HEADER_PATTERN.matcher(h).matches())
error("Invalid Manifest header: " + h + ", pattern=" + HEADER_PATTERN);
}
}
/*
* Bundle-NativeCode ::= nativecode ( ',' nativecode )* ( ’,’ optional) ?
* nativecode ::= path ( ';' path )* // See 1.4.2 ( ';' parameter )+
* optional ::= ’*’
*/
public void verifyNative() {
String nc = get("Bundle-NativeCode");
doNative(nc);
}
public void doNative(String nc) {
if (nc != null) {
QuotedTokenizer qt = new QuotedTokenizer(nc, ",;=", false);
char del;
do {
do {
String name = qt.nextToken();
if (name == null) {
error("Can not parse name from bundle native code header: " + nc);
return;
}
del = qt.getSeparator();
if (del == ';') {
if (dot != null && !dot.exists(name)) {
error("Native library not found in JAR: " + name);
}
} else {
String value = null;
if (del == '=')
value = qt.nextToken();
String key = name.toLowerCase();
if (key.equals("osname")) {
// ...
} else if (key.equals("osversion")) {
// verify version range
verify(value, VERSIONRANGE);
} else if (key.equals("language")) {
verify(value, ISO639);
} else if (key.equals("processor")) {
// verify(value, PROCESSORS);
} else if (key.equals("selection-filter")) {
// verify syntax filter
verifyFilter(value);
} else if (name.equals("*") && value == null) {
// Wildcard must be at end.
if (qt.nextToken() != null)
error("Bundle-Native code header may only END in wildcard: nc");
} else {
warning("Unknown attribute in native code: " + name + "=" + value);
}
del = qt.getSeparator();
}
} while (del == ';');
} while (del == ',');
}
}
public boolean verifyFilter(String value) {
String s = validateFilter(value);
if (s == null)
return true;
error(s);
return false;
}
public static String validateFilter(String value) {
try {
verifyFilter(value, 0);
return null;
} catch (Exception e) {
return "Not a valid filter: " + value + e.getMessage();
}
}
private void verifyActivator() throws Exception {
String bactivator = main.get("Bundle-Activator");
if (bactivator != null) {
TypeRef ref = analyzer.getTypeRefFromFQN(bactivator);
if (analyzer.getClassspace().containsKey(ref))
return;
PackageRef packageRef = ref.getPackageRef();
if (packageRef.isDefaultPackage())
error("The Bundle Activator is not in the bundle and it is in the default package ");
else if (!analyzer.isImported(packageRef)) {
error("Bundle-Activator not found on the bundle class path nor in imports: "
+ bactivator);
}
}
}
private void verifyComponent() {
String serviceComponent = main.get("Service-Component");
if (serviceComponent != null) {
Parameters map = parseHeader(serviceComponent);
for (String component : map.keySet()) {
if (component.indexOf("*") < 0 && !dot.exists(component)) {
error("Service-Component entry can not be located in JAR: " + component);
} else {
// validate component ...
}
}
}
}
/**
* Check for unresolved imports. These are referrals that are not imported
* by the manifest and that are not part of our bundle class path. The are
* calculated by removing all the imported packages and contained from the
* referred packages.
*/
private void verifyUnresolvedReferences() {
Set<PackageRef> unresolvedReferences = new TreeSet<PackageRef>(analyzer.getReferred()
.keySet());
unresolvedReferences.removeAll(analyzer.getImports().keySet());
unresolvedReferences.removeAll(analyzer.getContained().keySet());
// Remove any java.** packages.
for (Iterator<PackageRef> p = unresolvedReferences.iterator(); p.hasNext();) {
PackageRef pack = p.next();
if (pack.isJava())
p.remove();
else {
// Remove any dynamic imports
if (isDynamicImport(pack))
p.remove();
}
}
if (!unresolvedReferences.isEmpty()) {
// Now we want to know the
// classes that are the culprits
Set<String> culprits = new HashSet<String>();
for (Clazz clazz : analyzer.getClassspace().values()) {
if (hasOverlap(unresolvedReferences, clazz.getReferred()))
culprits.add(clazz.getAbsolutePath());
}
error("Unresolved references to %s by class(es) %s on the Bundle-Classpath: %s",
unresolvedReferences, culprits, analyzer.getBundleClasspath().keySet());
}
}
/**
* @param p
* @param pack
*/
private boolean isDynamicImport(PackageRef pack) {
if (dynamicImports == null)
dynamicImports = new Instructions(main.getDynamicImportPackage());
return dynamicImports.matches(pack.getFQN());
}
private boolean hasOverlap(Set<?> a, Set<?> b) {
for (Iterator<?> i = a.iterator(); i.hasNext();) {
if (b.contains(i.next()))
return true;
}
return false;
}
public void verify() throws Exception {
verifyHeaders();
verifyDirectives("Export-Package",
"uses:|mandatory:|include:|exclude:|" + IMPORT_DIRECTIVE, PACKAGEPATTERN, "package");
verifyDirectives("Import-Package", "resolution:", PACKAGEPATTERN, "package");
verifyDirectives("Require-Bundle", "visibility:|resolution:", SYMBOLICNAME, "bsn");
verifyDirectives("Fragment-Host", "extension:", SYMBOLICNAME, "bsn");
verifyDirectives("Provide-Capability", "effective:|uses:", null, null);
verifyDirectives("Require-Capability", "effective:|resolution:|filter:", null,null);
verifyDirectives("Bundle-SymbolicName", "singleton:|fragment-attachment:|mandatory:",
SYMBOLICNAME,"bsn");
verifyManifestFirst();
verifyActivator();
verifyActivationPolicy();
verifyComponent();
verifyNative();
verifyUnresolvedReferences();
verifySymbolicName();
verifyListHeader("Bundle-RequiredExecutionEnvironment", EENAME, false);
verifyHeader("Bundle-ManifestVersion", BUNDLEMANIFESTVERSION, false);
verifyHeader("Bundle-Version", VERSION, true);
verifyListHeader("Bundle-Classpath", FILE, false);
verifyDynamicImportPackage();
verifyBundleClasspath();
verifyUses();
if (usesRequire) {
if (!getErrors().isEmpty()) {
getWarnings()
.add(0,
"Bundle uses Require Bundle, this can generate false errors because then not enough information is available without the required bundles");
}
}
verifyRequirements();
verifyCapabilities();
}
private void verifyRequirements() {
Parameters map = parseHeader(manifest.getMainAttributes().getValue(
Constants.REQUIRE_CAPABILITY));
for (String key : map.keySet()) {
Attrs attrs = map.get(key);
verify(attrs, "filter:", FILTERPATTERN, false, "Requirement %s filter not correct", key);
verify(attrs, "cardinality:", CARDINALITY_PATTERN, false,
"Requirement %s cardinality not correct", key);
verify(attrs, "resolution:", RESOLUTION_PATTERN, false,
"Requirement %s resolution not correct", key);
if (key.equals("osgi.extender")) {
// No requirements on extender
} else if (key.equals("osgi.serviceloader")) {
verify(attrs, "register:", PACKAGEPATTERN, false,
"Service Loader extender register: directive not a fully qualified Java name");
} else if (key.equals("osgi.contract")) {
} else if (key.equals("osgi.service")) {
} else if (key.equals("osgi.ee")) {
} else if (key.startsWith("osgi.wiring.") || key.startsWith("osgi.identity")) {
error("osgi.wiring.* namespaces must not be specified with generic requirements/capabilities");
}
verifyAttrs(attrs);
if (attrs.containsKey("mandatory:"))
error("mandatory: directive is intended for Capabilities, not Requirement %s", key);
if (attrs.containsKey("uses:"))
error("uses: directive is intended for Capabilities, not Requirement %s", key);
}
}
/**
* @param attrs
*/
void verifyAttrs(Attrs attrs) {
for (String a : attrs.keySet()) {
String v = attrs.get(a);
if (!a.endsWith(":")) {
Attrs.Type t = attrs.getType(a);
if ("version".equals(a)) {
if (t != Attrs.Type.VERSION)
error("Version attributes should always be of type version, it is %s", t);
} else
verifyType(t, v);
}
}
}
private void verifyCapabilities() {
Parameters map = parseHeader(manifest.getMainAttributes().getValue(
Constants.PROVIDE_CAPABILITY));
for (String key : map.keySet()) {
Attrs attrs = map.get(key);
verify(attrs, "cardinality:", CARDINALITY_PATTERN, false,
"Requirement %s cardinality not correct", key);
verify(attrs, "resolution:", RESOLUTION_PATTERN, false,
"Requirement %s resolution not correct", key);
if (key.equals("osgi.extender")) {
verify(attrs, "osgi.extender", SYMBOLICNAME, true,
"Extender %s must always have the osgi.extender attribute set", key);
verify(attrs, "version", VERSION, true, "Extender %s must always have a version",
key);
} else if (key.equals("osgi.serviceloader")) {
verify(attrs, "register:", PACKAGEPATTERN, false,
"Service Loader extender register: directive not a fully qualified Java name");
} else if (key.equals("osgi.contract")) {
verify(attrs, "osgi.contract", SYMBOLICNAME, true,
"Contracts %s must always have the osgi.contract attribute set", key);
} else if (key.equals("osgi.service")) {
verify(attrs, "objectClass", PACKAGEPATTERN, true,
"osgi.service %s must have the objectClass attribute set", key);
} else if (key.equals("osgi.ee")) {
// TODO
} else if (key.startsWith("osgi.wiring.") || key.startsWith("osgi.identity")) {
error("osgi.wiring.* namespaces must not be specified with generic requirements/capabilities");
}
verifyAttrs(attrs);
if (attrs.containsKey("filter:"))
error("filter: directive is intended for Requirements, not Capability %s", key);
if (attrs.containsKey("cardinality:"))
error("cardinality: directive is intended for Requirements, not Capability %s", key);
if (attrs.containsKey("resolution:"))
error("resolution: directive is intended for Requirements, not Capability %s", key);
}
}
private void verify(Attrs attrs, String ad, Pattern pattern, boolean mandatory, String msg,
String... args) {
String v = attrs.get(ad);
if (v == null) {
if (mandatory)
error("Missing required attribute/directive %s", ad);
} else {
Matcher m = pattern.matcher(v);
if (!m.matches())
error(msg, (Object[]) args);
}
}
private void verifyType(Attrs.Type type, String string) {
}
/**
* Verify if the header does not contain any other directives
*
* @param header
* @param directives
*/
private void verifyDirectives(String header, String directives, Pattern namePattern, String type) {
Pattern pattern = Pattern.compile(directives);
Parameters map = parseHeader(manifest.getMainAttributes().getValue(header));
for (Entry<String, Attrs> entry : map.entrySet()) {
String pname = removeDuplicateMarker(entry.getKey());
if (namePattern != null) {
if (!namePattern.matcher(pname).matches())
if (isPedantic())
error("Invalid %s name: '%s'", type, pname);
else
warning("Invalid %s name: '%s'", type, pname);
}
for (String key : entry.getValue().keySet()) {
if (key.endsWith(":")) {
if (!key.startsWith("x-")) {
Matcher m = pattern.matcher(key);
if (m.matches())
continue;
warning("Unknown directive %s in %s, allowed directives are %s, and 'x-*'.",
key, header, directives.replace('|', ','));
}
}
}
}
}
/**
* Verify the use clauses
*/
private void verifyUses() {
// Set<String> uses = Create.set();
// for ( Map<String,String> attrs : analyzer.getExports().values()) {
// if ( attrs.containsKey(Constants.USES_DIRECTIVE)) {
// String s = attrs.get(Constants.USES_DIRECTIVE);
// uses.addAll( split(s));
// }
// }
// uses.removeAll(analyzer.getExports().keySet());
// uses.removeAll(analyzer.getImports().keySet());
// if ( !uses.isEmpty())
// warning("Export-Package uses: directive contains packages that are not imported nor exported: %s",
// uses);
}
public boolean verifyActivationPolicy() {
String policy = main.get(Constants.BUNDLE_ACTIVATIONPOLICY);
if (policy == null)
return true;
return verifyActivationPolicy(policy);
}
public boolean verifyActivationPolicy(String policy) {
Parameters map = parseHeader(policy);
if (map.size() == 0)
warning("Bundle-ActivationPolicy is set but has no argument %s", policy);
else if (map.size() > 1)
warning("Bundle-ActivationPolicy has too many arguments %s", policy);
else {
Map<String, String> s = map.get("lazy");
if (s == null)
warning("Bundle-ActivationPolicy set but is not set to lazy: %s", policy);
else
return true;
}
return false;
}
public void verifyBundleClasspath() {
Parameters bcp = main.getBundleClassPath();
if (bcp.isEmpty() || bcp.containsKey("."))
return;
for (String path : bcp.keySet()) {
if (path.endsWith("/"))
error("A Bundle-ClassPath entry must not end with '/': %s", path);
if (dot.getDirectories().containsKey(path))
// We assume that any classes are in a directory
// and therefore do not care when the bundle is included
return;
}
for (String path : dot.getResources().keySet()) {
if (path.endsWith(".class")) {
warning("The Bundle-Classpath does not contain the actual bundle JAR (as specified with '.' in the Bundle-Classpath) but the JAR does contain classes. Is this intentional?");
return;
}
}
}
/**
* <pre>
* DynamicImport-Package ::= dynamic-description
* ( ',' dynamic-description )*
*
* dynamic-description::= wildcard-names ( ';' parameter )*
* wildcard-names ::= wildcard-name ( ';' wildcard-name )*
* wildcard-name ::= package-name
* | ( package-name '.*' ) // See 1.4.2
* | '*'
* </pre>
*/
private void verifyDynamicImportPackage() {
verifyListHeader("DynamicImport-Package", WILDCARDPACKAGE, true);
String dynamicImportPackage = get("DynamicImport-Package");
if (dynamicImportPackage == null)
return;
Parameters map = main.getDynamicImportPackage();
for (String name : map.keySet()) {
name = name.trim();
if (!verify(name, WILDCARDPACKAGE))
error("DynamicImport-Package header contains an invalid package name: " + name);
Map<String, String> sub = map.get(name);
if (r3 && sub.size() != 0) {
error("DynamicPackage-Import has attributes on import: "
+ name
+ ". This is however, an <=R3 bundle and attributes on this header were introduced in R4. ");
}
}
}
private void verifyManifestFirst() {
if (!dot.isManifestFirst()) {
error("Invalid JAR stream: Manifest should come first to be compatible with JarInputStream, it was not");
}
}
private void verifySymbolicName() {
Parameters bsn = parseHeader(main.get(Analyzer.BUNDLE_SYMBOLICNAME));
if (!bsn.isEmpty()) {
if (bsn.size() > 1)
error("More than one BSN specified " + bsn);
String name = bsn.keySet().iterator().next();
if (!isBsn(name)) {
error("Symbolic Name has invalid format: " + name);
}
}
}
/**
* @param name
* @return
*/
public static boolean isBsn(String name) {
return SYMBOLICNAME.matcher(name).matches();
}
/**
* <pre>
* filter ::= ’(’ filter-comp ’)’
* filter-comp ::= and | or | not | operation
* and ::= ’&amp;’ filter-list
* or ::= ’|’ filter-list
* not ::= ’!’ filter
* filter-list ::= filter | filter filter-list
* operation ::= simple | present | substring
* simple ::= attr filter-type value
* filter-type ::= equal | approx | greater | less
* equal ::= ’=’
* approx ::= ’&tilde;=’
* greater ::= ’&gt;=’
* less ::= ’&lt;=’
* present ::= attr ’=*’
* substring ::= attr ’=’ initial any final
* inital ::= () | value
* any ::= ’*’ star-value
* star-value ::= () | value ’*’ star-value
* final ::= () | value
* value ::= &lt;see text&gt;
* </pre>
*
* @param expr
* @param index
* @return
*/
public static int verifyFilter(String expr, int index) {
try {
while (Character.isWhitespace(expr.charAt(index)))
index++;
if (expr.charAt(index) != '(')
throw new IllegalArgumentException("Filter mismatch: expected ( at position "
+ index + " : " + expr);
index++; // skip (
while (Character.isWhitespace(expr.charAt(index)))
index++;
switch (expr.charAt(index)) {
case '!':
index++; // skip !
while (Character.isWhitespace(expr.charAt(index)))
index++;
if (expr.charAt(index) != '(')
throw new IllegalArgumentException(
"Filter mismatch: ! (not) must have one sub expression " + index
+ " : " + expr);
while (Character.isWhitespace(expr.charAt(index)))
index++;
index = verifyFilter(expr, index);
while (Character.isWhitespace(expr.charAt(index)))
index++;
if (expr.charAt(index) != ')')
throw new IllegalArgumentException("Filter mismatch: expected ) at position "
+ index + " : " + expr);
return index + 1;
case '&':
case '|':
index++; // skip operator
while (Character.isWhitespace(expr.charAt(index)))
index++;
while (expr.charAt(index) == '(') {
index = verifyFilter(expr, index);
while (Character.isWhitespace(expr.charAt(index)))
index++;
}
if (expr.charAt(index) != ')')
throw new IllegalArgumentException("Filter mismatch: expected ) at position "
+ index + " : " + expr);
return index + 1; // skip )
default:
index = verifyFilterOperation(expr, index);
if (expr.charAt(index) != ')')
throw new IllegalArgumentException("Filter mismatch: expected ) at position "
+ index + " : " + expr);
return index + 1;
}
} catch (IndexOutOfBoundsException e) {
throw new IllegalArgumentException("Filter mismatch: early EOF from " + index);
}
}
static private int verifyFilterOperation(String expr, int index) {
StringBuilder sb = new StringBuilder();
while ("=><~()".indexOf(expr.charAt(index)) < 0) {
sb.append(expr.charAt(index++));
}
String attr = sb.toString().trim();
if (attr.length() == 0)
throw new IllegalArgumentException("Filter mismatch: attr at index " + index + " is 0");
sb = new StringBuilder();
while ("=><~".indexOf(expr.charAt(index)) >= 0) {
sb.append(expr.charAt(index++));
}
String operator = sb.toString();
if (!verify(operator, FILTEROP))
throw new IllegalArgumentException("Filter error, illegal operator " + operator
+ " at index " + index);
sb = new StringBuilder();
while (")".indexOf(expr.charAt(index)) < 0) {
switch (expr.charAt(index)) {
case '\\':
if ("\\)(*".indexOf(expr.charAt(index + 1)) >= 0)
index++;
else
throw new IllegalArgumentException(
"Filter error, illegal use of backslash at index " + index
+ ". Backslash may only be used before * or () or \\");
}
sb.append(expr.charAt(index++));
}
return index;
}
private boolean verifyHeader(String name, Pattern regex, boolean error) {
String value = manifest.getMainAttributes().getValue(name);
if (value == null)
return false;
QuotedTokenizer st = new QuotedTokenizer(value.trim(), ",");
for (Iterator<String> i = st.getTokenSet().iterator(); i.hasNext();) {
if (!verify(i.next(), regex)) {
String msg = "Invalid value for " + name + ", " + value + " does not match "
+ regex.pattern();
if (error)
error(msg);
else
warning(msg);
}
}
return true;
}
static private boolean verify(String value, Pattern regex) {
return regex.matcher(value).matches();
}
private boolean verifyListHeader(String name, Pattern regex, boolean error) {
String value = manifest.getMainAttributes().getValue(name);
if (value == null)
return false;
Parameters map = parseHeader(value);
for (String header : map.keySet()) {
if (!regex.matcher(header).matches()) {
String msg = "Invalid value for " + name + ", " + value + " does not match "
+ regex.pattern();
if (error)
error(msg);
else
warning(msg);
}
}
return true;
}
public String getProperty(String key, String deflt) {
if (properties == null)
return deflt;
return properties.getProperty(key, deflt);
}
public static boolean isVersion(String version) {
return VERSION.matcher(version).matches();
}
public static boolean isIdentifier(String value) {
if (value.length() < 1)
return false;
if (!Character.isJavaIdentifierStart(value.charAt(0)))
return false;
for (int i = 1; i < value.length(); i++) {
if (!Character.isJavaIdentifierPart(value.charAt(i)))
return false;
}
return true;
}
public static boolean isMember(String value, String[] matches) {
for (String match : matches) {
if (match.equals(value))
return true;
}
return false;
}
public static boolean isFQN(String name) {
if (name.length() == 0)
return false;
if (!Character.isJavaIdentifierStart(name.charAt(0)))
return false;
for (int i = 1; i < name.length(); i++) {
char c = name.charAt(i);
if (Character.isJavaIdentifierPart(c) || c == '$' || c == '.')
continue;
return false;
}
return true;
}
/**
* Verify checksums
*/
/**
* Verify the checksums from the manifest against the real thing.
*
* @param all
* if each resources must be digested
* @return true if ok
* @throws Exception
*/
public void verifyChecksums(boolean all) throws Exception {
Manifest m = dot.getManifest();
if (m == null || m.getEntries().isEmpty()) {
if (all)
error("Verify checksums with all but no digests");
return;
}
List<String> missingDigest = new ArrayList<String>();
for (String path : dot.getResources().keySet()) {
if (path.equals("META-INF/MANIFEST.MF"))
continue;
Attributes a = m.getAttributes(path);
String digest = a.getValue("SHA1-Digest");
if (digest == null) {
if (!path.matches(""))
missingDigest.add(path);
} else {
byte[] d = Base64.decodeBase64(digest);
SHA1 expected = new SHA1(d);
Digester<SHA1> digester = SHA1.getDigester();
InputStream in = dot.getResource(path).openInputStream();
IO.copy(in, digester);
digester.digest();
if (!expected.equals(digester.digest())) {
error("Checksum mismatch %s, expected %s, got %s", path, expected,
digester.digest());
}
}
}
if (missingDigest.size() > 0) {
error("Entries in the manifest are missing digests: %s", missingDigest);
}
}
}