113 lines
2.9 KiB
Java
113 lines
2.9 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina.webresources;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import org.apache.catalina.TrackedWebResource;
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import org.apache.catalina.WebResourceRoot;
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class TrackedInputStream extends InputStream implements TrackedWebResource {
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private final WebResourceRoot root;
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private final String name;
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private final InputStream is;
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private final Exception creation;
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TrackedInputStream(WebResourceRoot root, String name, InputStream is) {
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this.root = root;
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this.name = name;
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this.is = is;
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this.creation = new Exception();
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root.registerTrackedResource(this);
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}
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@Override
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public int read() throws IOException {
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return is.read();
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}
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@Override
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public int read(byte[] b) throws IOException {
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return is.read(b);
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}
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@Override
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public int read(byte[] b, int off, int len) throws IOException {
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return is.read(b, off, len);
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}
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@Override
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public long skip(long n) throws IOException {
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return is.skip(n);
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}
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@Override
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public int available() throws IOException {
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return is.available();
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}
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@Override
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public void close() throws IOException {
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root.deregisterTrackedResource(this);
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is.close();
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}
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@Override
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public synchronized void mark(int readlimit) {
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is.mark(readlimit);
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}
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@Override
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public synchronized void reset() throws IOException {
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is.reset();
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}
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@Override
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public boolean markSupported() {
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return is.markSupported();
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}
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@Override
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public String getName() {
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return name;
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}
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@Override
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public Exception getCreatedBy() {
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return creation;
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}
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@Override
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public String toString() {
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StringWriter sw = new StringWriter();
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PrintWriter pw = new PrintWriter(sw);
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sw.append('[');
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sw.append(name);
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sw.append(']');
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sw.append(System.lineSeparator());
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creation.printStackTrace(pw);
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pw.flush();
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return sw.toString();
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}
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}
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