krysalis-update/src/java/org/krysalis/depot/update/util/reference NoSuchReferenceException.java,NONE,1.1 ReferenceProxy.java,NONE,1.1 ReferenceTable.java,NONE,1.1 IReferenceable.java,NONE,1.1

Update of /cvsroot/krysalis/krysalis-update/src/java/org/krysalis/depot/update/util/reference
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv24726/src/java/org/krysalis/depot/update/util/reference

Added Files:
	NoSuchReferenceException.java ReferenceProxy.java 
	ReferenceTable.java IReferenceable.java 
Log Message:
Copied from the apache incubator.

--- NEW FILE: ReferenceTable.java ---
/*
 * Copyright  2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.krysalis.depot.update.util.reference;

import java.io.PrintWriter;
import java.util.HashMap;

import org.krysalis.depot.common.util.debug.DebugUtils;
import org.krysalis.depot.common.util.debug.Dumpable;
import org.krysalis.depot.update.util.identity.GenericIdentifier;
import org.krysalis.depot.update.util.identity.GenericNamespace;

/**
 * @author ajack
 */
public class ReferenceTable implements Dumpable {
	private GenericNamespace m_namespace = null;
	private HashMap m_table = new HashMap();

	public ReferenceTable(GenericNamespace ns) {
		m_namespace = ns;
	}

	public boolean hasReference(GenericIdentifier id) {
		return m_table.containsKey(id);
	}

	public Object getReference(GenericIdentifier id) {
		Object object = m_table.get(id);

		if (object instanceof ReferenceProxy)
			object = ((ReferenceProxy) object).getObject();

		return object;
	}

	public void createReference(IReferenceable reference) {
		//:TODO: Confirm right naemspace
		m_table.put(reference.getIdentifier(), reference);
	}

	public void createReference(String id, Object object) {
		createReference(
			new ReferenceProxy(new GenericIdentifier(m_namespace, id), object));
	}

	public void dump(PrintWriter out, int depth, boolean verbose) {
		String indent = DebugUtils.getIndent(depth);

		out.print(indent);
		out.println(m_namespace);

		DebugUtils.dump(out, depth + 1, "Table: ", verbose, m_table);
	}
}

--- NEW FILE: NoSuchReferenceException.java ---
/*
 * Copyright  2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.krysalis.depot.update.util.reference;

import org.krysalis.depot.update.UpdateException;
import org.krysalis.depot.update.util.identity.GenericIdentifier;
import org.krysalis.depot.update.util.text.MessageConstants;
import org.krysalis.depot.update.util.text.Messages;

/**
 * @author ajack
 */
public class NoSuchReferenceException extends UpdateException {
	public GenericIdentifier m_identifier = null;

	public NoSuchReferenceException(GenericIdentifier identifier) {
		//:TODO: Wire part of identifier (namespace prefix)
		super(
			Messages.getString(MessageConstants.NO_SUCH_REFERENCE, identifier));
		m_identifier = identifier;
	}
	/**
	 * @return
	 */
	public GenericIdentifier getIdentifier() {
		return m_identifier;
	}

}

--- NEW FILE: ReferenceProxy.java ---
/*
 * Copyright  2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.krysalis.depot.update.util.reference;

import org.krysalis.depot.update.util.identity.GenericIdentifier;

/**
 * @author arb_jack
 */
public class ReferenceProxy implements IReferenceable {
	private GenericIdentifier m_identifier = null;
	private Object m_object = null;

	public ReferenceProxy(GenericIdentifier id, Object object) {
		m_identifier = id;
		m_object = object;
	}

	/* (non-Javadoc)
	 * @see org.krysalis.depot.update.util.reference.Referenceable#getRefId()
	 */
	public GenericIdentifier getIdentifier() {
		return m_identifier;
	}

	/**
	 * @return
	 */
	public Object getObject() {
		return m_object;
	}
}

--- NEW FILE: IReferenceable.java ---
/*
 * Copyright  2004 The Apache Software Foundation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package org.krysalis.depot.update.util.reference;

import org.krysalis.depot.update.util.identity.IIdentifiable;

/**
 * @author arb_jack
 */
public interface IReferenceable extends IIdentifiable {
}



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