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/*******************************************************************************
* Copyright (c) 2003, 2010 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
* Rob Harrop - SpringSource Inc. (bug 247522)
*******************************************************************************/
package org.eclipse.osgi.internal.resolver;
import org.eclipse.osgi.service.resolver.BundleDelta;
import org.eclipse.osgi.service.resolver.BundleDescription;
final class BundleDeltaImpl implements BundleDelta {
private volatile BundleDescription bundleDescription;
private volatile int type;
public BundleDeltaImpl(BundleDescription bundleDescription) {
this(bundleDescription, 0);
}
public BundleDeltaImpl(BundleDescription bundleDescription, int type) {
this.bundleDescription = bundleDescription;
this.type = type;
}
public BundleDescription getBundle() {
return bundleDescription;
}
public int getType() {
return type;
}
protected void setBundle(BundleDescription bundleDescription) {
this.bundleDescription = bundleDescription;
}
protected void setType(int type) {
this.type = type;
}
public String toString() {
return bundleDescription.getSymbolicName() + '_' + bundleDescription.getVersion() + " (" + toTypeString(type) + ")"; //$NON-NLS-1$ //$NON-NLS-2$
}
private static String toTypeString(int type) {
StringBuffer typeStr = new StringBuffer();
if ((type & BundleDelta.ADDED) != 0)
typeStr.append("ADDED,"); //$NON-NLS-1$
if ((type & BundleDelta.REMOVED) != 0)
typeStr.append("REMOVED,"); //$NON-NLS-1$
if ((type & BundleDelta.RESOLVED) != 0)
typeStr.append("RESOLVED,"); //$NON-NLS-1$
if ((type & BundleDelta.UNRESOLVED) != 0)
typeStr.append("UNRESOLVED,"); //$NON-NLS-1$
if ((type & BundleDelta.LINKAGE_CHANGED) != 0)
typeStr.append("LINKAGE_CHANGED,"); //$NON-NLS-1$
if ((type & BundleDelta.UPDATED) != 0)
typeStr.append("UPDATED,"); //$NON-NLS-1$
if ((type & BundleDelta.REMOVAL_PENDING) != 0)
typeStr.append("REMOVAL_PENDING,"); //$NON-NLS-1$
if ((type & BundleDelta.REMOVAL_COMPLETE) != 0)
typeStr.append("REMOVAL_COMPLETE,"); //$NON-NLS-1$
if (typeStr.length() > 0)
typeStr.deleteCharAt(typeStr.length() - 1);
return typeStr.toString();
}
public int compareTo(BundleDelta obj) {
long idcomp = getBundle().getBundleId() - obj.getBundle().getBundleId();
return (idcomp < 0L) ? -1 : ((idcomp > 0L) ? 1 : 0);
}
}
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