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/*******************************************************************************
* Copyright (c) 2008, 2012 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 org.eclipse.osgi.internal.permadmin;
import org.osgi.service.condpermadmin.ConditionInfo;
import org.osgi.service.condpermadmin.ConditionalPermissionInfo;
import org.osgi.service.permissionadmin.PermissionInfo;
public class SecurityRowSnapShot implements ConditionalPermissionInfo {
private final String name;
private final ConditionInfo[] conditionInfos;
private final PermissionInfo[] permissionInfos;
private final String decision;
public SecurityRowSnapShot(String name, ConditionInfo[] conditionInfos, PermissionInfo[] permissionInfos, String decision) {
if (permissionInfos == null || permissionInfos.length == 0)
throw new IllegalArgumentException("It is invalid to have empty permissionInfos"); //$NON-NLS-1$
decision = decision.toLowerCase();
boolean d = ConditionalPermissionInfo.DENY.equals(decision);
boolean a = ConditionalPermissionInfo.ALLOW.equals(decision);
if (!(d | a))
throw new IllegalArgumentException("Invalid decision: " + decision); //$NON-NLS-1$
conditionInfos = conditionInfos == null ? new ConditionInfo[0] : conditionInfos;
this.name = name;
// must create copies of the passed in arrays to prevent changes
this.conditionInfos = (ConditionInfo[]) SecurityRow.cloneArray(conditionInfos);
this.permissionInfos = (PermissionInfo[]) SecurityRow.cloneArray(permissionInfos);
this.decision = decision;
}
public ConditionInfo[] getConditionInfos() {
return (ConditionInfo[]) SecurityRow.cloneArray(conditionInfos);
}
public String getAccessDecision() {
return decision;
}
public String getName() {
return name;
}
public PermissionInfo[] getPermissionInfos() {
return (PermissionInfo[]) SecurityRow.cloneArray(permissionInfos);
}
/**
* @deprecated
*/
public void delete() {
throw new UnsupportedOperationException();
}
public String toString() {
return getEncoded();
}
public String getEncoded() {
return SecurityRow.getEncoded(name, conditionInfos, permissionInfos, DENY.equalsIgnoreCase(decision));
}
public boolean equals(Object obj) {
// doing the simple (slow) thing for now
if (obj == this)
return true;
if (!(obj instanceof ConditionalPermissionInfo))
return false;
// we assume the encoded string provides a canonical (comparable) form
return getEncoded().equals(((ConditionalPermissionInfo) obj).getEncoded());
}
public int hashCode() {
return SecurityRow.getHashCode(name, conditionInfos, permissionInfos, getAccessDecision());
}
}
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