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/*******************************************************************************
* Copyright (c) 2008, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package ext.framework.b;
import java.util.Dictionary;
import java.util.HashMap;
import org.osgi.framework.Bundle;
import org.osgi.service.condpermadmin.Condition;
import org.osgi.service.condpermadmin.ConditionInfo;
public class TestCondition implements Condition {
private final String id;
private final boolean mutable;
private boolean curMutable;
private final boolean postponed;
private boolean curPostponed;
private final boolean satisfied;
private boolean curSatisfied;
private final Bundle bundle;
private static final HashMap conditionIDs = new HashMap();
private TestCondition(String id, boolean mutable, boolean postponed, boolean satisfied, Bundle bundle) {
this.id = id;
this.mutable = this.curMutable = mutable;
this.postponed = this.curPostponed = postponed;
this.satisfied = this.curSatisfied = satisfied;
this.bundle = bundle;
}
static public Condition getCondition(final Bundle bundle, ConditionInfo info) {
if (!TestCondition.class.getName().equals(info.getType()))
throw new IllegalArgumentException("ConditionInfo must be of type \"" + TestCondition.class.getName() + "\""); //$NON-NLS-1$ //$NON-NLS-2$
String[] args = info.getArgs();
if (args.length != 4)
throw new IllegalArgumentException("Illegal number of args: " + args.length); //$NON-NLS-1$
String identity = args[0] + '_' + bundle.getBundleId();
boolean mut = Boolean.valueOf(args[1]).booleanValue();
boolean post = Boolean.valueOf(args[2]).booleanValue();
boolean sat = Boolean.valueOf(args[3]).booleanValue();
synchronized (conditionIDs) {
TestCondition condition = (TestCondition) conditionIDs.get(identity);
if (condition == null) {
condition = new TestCondition(identity, mut, post, sat, bundle);
conditionIDs.put(identity, condition);
}
return condition;
}
}
static public TestCondition getTestCondition(String id) {
synchronized (conditionIDs) {
return (TestCondition) conditionIDs.get(id);
}
}
static public void clearConditions() {
synchronized (conditionIDs) {
conditionIDs.clear();
}
}
public boolean isMutable() {
return curMutable;
}
public boolean isPostponed() {
return curPostponed;
}
public boolean isSatisfied() {
return curSatisfied;
}
public boolean isSatisfied(Condition[] conditions, Dictionary context) {
if (!isPostponed())
throw new IllegalStateException("Should not call isSatisfied(Condition[] conditions, Dictionary context)"); //$NON-NLS-1$
for (int i = 0; i < conditions.length; i++) {
Boolean isSatisfied = (Boolean) context.get(conditions[i]);
if (isSatisfied == null) {
isSatisfied = Boolean.valueOf(conditions[i].isSatisfied());
context.put(conditions[i], isSatisfied);
}
if (!isSatisfied.booleanValue())
return false;
}
return true;
}
public int hashCode() {
return id.hashCode();
}
public boolean equals(Object o) {
if (!(o instanceof TestCondition))
return false;
TestCondition otherCondition = (TestCondition) o;
return id.equals(otherCondition.id) && postponed == otherCondition.postponed && satisfied == otherCondition.satisfied && mutable == otherCondition.mutable && bundle == otherCondition.bundle;
}
public void setMutable(boolean mutable) {
this.curMutable = mutable;
}
public void setPostponed(boolean isPostponed) {
this.curPostponed = isPostponed;
}
public void setSatisfied(boolean isSatisfied) {
this.curSatisfied = isSatisfied;
}
public Bundle getBundle() {
return bundle;
}
public String toString() {
return id + '-' + postponed + '-' + mutable + '-' + satisfied;
}
}
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