src/main/java/net/onrc/onos/ofcontroller/util/CallerId.java

package net.onrc.onos.ofcontroller.util;

import org.codehaus.jackson.annotate.JsonProperty;

/**
 * The class representing a Caller ID for an ONOS component.
 */
public class CallerId {
    private String value;

    /**
     * Default constructor.
     */
    public CallerId() {}
    
    /**
     * Copy constructor
     * @param otherCallerId
     */
    public CallerId(CallerId otherCallerId) {
    // Note: make a full copy if we change value to a mutable type
    value = otherCallerId.value;
    }

    /**
     * Constructor from a string value.
     *
     * @param value the value to use.
     */
    public CallerId(String value) {
	this.value = value;
    }

    /**
     * Get the value of the Caller ID.
     *
     * @return the value of the Caller ID.
     */
    @JsonProperty("value")
    public String value() { return value; }

    /**
     * Set the value of the Caller ID.
     *
     * @param value the value to set.
     */
    @JsonProperty("value")
    public void setValue(String value) {
	this.value = value;
    }

    /**
     * Convert the Caller ID value to a string.
     *
     * @return the Caller ID value to a string.
     */
    @Override
    public String toString() {
	return value;
    }
    
    @Override
    public boolean equals(Object other) {
    if (!(other instanceof CallerId)) {
        return false;
    }
    
    CallerId otherCallerId = (CallerId) other;
    
    return value.equals(otherCallerId.value);
    }
    
    @Override
    public int hashCode() {
    return value.hashCode();
    }
}