| /******************************************************************************* |
| * Copyright (c) 2002, 2005 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 - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.core.tools.metadata; |
| |
| import java.io.DataInputStream; |
| import java.io.IOException; |
| |
| /** |
| * A dumping strategy defines how a input stream will be dumped as a string. |
| * A given dumper may use different strategies for reading different versions of |
| * a file it understands, or may even use different strategies for reading |
| * different segments of a same file. |
| * |
| * @see org.eclipse.core.tools.metadata.AbstractDumper |
| */ |
| public interface IStringDumpingStrategy { |
| /** |
| * Dumps contents read from the provided stream. |
| * Concrete implementations should not catch any exceptions. |
| * Concrete implementations should not close the input stream. |
| * This method may read the entire input stream contents, or just part of it. |
| * |
| * @param input the input stream where to dump contents from |
| * @return the contents read in string format, or null if no further reading should occur |
| * @throws IOException an exception occurred while dumping the input stream |
| * @throws DumpException an exception occurred while dumping the input stream |
| */ |
| public String dumpStringContents(DataInputStream input) throws IOException, DumpException; |
| |
| /** |
| * Returns a high-level description for the file format understood by this |
| * strategy. |
| * |
| * @return a string describing the file format this strategy understands. |
| */ |
| public String getFormatDescription(); |
| |
| } |