pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.4.0 / lucene / backwards / src / test-framework / org / apache / lucene / store / MockIndexOutputWrapper.java

diff --git a/lucene-java-3.4.0/lucene/backwards/src/test-framework/org/apache/lucene/store/MockIndexOutputWrapper.java b/lucene-java-3.4.0/lucene/backwards/src/test-framework/org/apache/lucene/store/MockIndexOutputWrapper.java
deleted file mode 100644 (file)
index 0f93567..0000000
--- a/lucene-java-3.4.0/lucene/backwards/src/test-framework/org/apache/lucene/store/MockIndexOutputWrapper.java
+++ /dev/null
@@ -1,159 +0,0 @@
-package org.apache.lucene.store;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.
- */
-
-import java.io.IOException;
-
-import org.apache.lucene.util.LuceneTestCase;
-
-/**
- * Used by MockRAMDirectory to create an output stream that
- * will throw an IOException on fake disk full, track max
- * disk space actually used, and maybe throw random
- * IOExceptions.
- */
-
-public class MockIndexOutputWrapper extends IndexOutput {
-  private MockDirectoryWrapper dir;
-  private final IndexOutput delegate;
-  private boolean first=true;
-  final String name;
-  
-  byte[] singleByte = new byte[1];
-
-  /** Construct an empty output buffer. */
-  public MockIndexOutputWrapper(MockDirectoryWrapper dir, IndexOutput delegate, String name) {
-    this.dir = dir;
-    this.name = name;
-    this.delegate = delegate;
-  }
-
-  @Override
-  public void close() throws IOException {
-    try {
-      dir.maybeThrowDeterministicException();
-    } finally {
-      delegate.close();
-      if (dir.trackDiskUsage) {
-        // Now compute actual disk usage & track the maxUsedSize
-        // in the MockDirectoryWrapper:
-        long size = dir.getRecomputedActualSizeInBytes();
-        if (size > dir.maxUsedSize) {
-          dir.maxUsedSize = size;
-        }
-      }
-      dir.removeIndexOutput(this, name);
-    }
-  }
-
-  @Override
-  public void flush() throws IOException {
-    dir.maybeThrowDeterministicException();
-    delegate.flush();
-  }
-
-  @Override
-  public void writeByte(byte b) throws IOException {
-    singleByte[0] = b;
-    writeBytes(singleByte, 0, 1);
-  }
-  
-  @Override
-  public void writeBytes(byte[] b, int offset, int len) throws IOException {
-    long freeSpace = dir.maxSize == 0 ? 0 : dir.maxSize - dir.sizeInBytes();
-    long realUsage = 0;
-
-    // If MockRAMDir crashed since we were opened, then
-    // don't write anything:
-    if (dir.crashed)
-      throw new IOException("MockRAMDirectory was crashed; cannot write to " + name);
-
-    // Enforce disk full:
-    if (dir.maxSize != 0 && freeSpace <= len) {
-      // Compute the real disk free.  This will greatly slow
-      // down our test but makes it more accurate:
-      realUsage = dir.getRecomputedActualSizeInBytes();
-      freeSpace = dir.maxSize - realUsage;
-    }
-
-    if (dir.maxSize != 0 && freeSpace <= len) {
-      if (freeSpace > 0) {
-        realUsage += freeSpace;
-        delegate.writeBytes(b, offset, (int) freeSpace);
-      }
-      if (realUsage > dir.maxUsedSize) {
-        dir.maxUsedSize = realUsage;
-      }
-      String message = "fake disk full at " + dir.getRecomputedActualSizeInBytes() + " bytes when writing " + name + " (file length=" + delegate.length();
-      if (freeSpace > 0) {
-        message += "; wrote " + freeSpace + " of " + len + " bytes";
-      }
-      message += ")";
-      if (LuceneTestCase.VERBOSE) {
-        System.out.println(Thread.currentThread().getName() + ": MDW: now throw fake disk full");
-        new Throwable().printStackTrace(System.out);
-      }
-      throw new IOException(message);
-    } else {
-      if (dir.randomState.nextInt(200) == 0) {
-        final int half = len/2;
-        delegate.writeBytes(b, offset, half);
-        Thread.yield();
-        delegate.writeBytes(b, offset+half, len-half);
-      } else {
-        delegate.writeBytes(b, offset, len);
-      }
-    }
-
-    dir.maybeThrowDeterministicException();
-
-    if (first) {
-      // Maybe throw random exception; only do this on first
-      // write to a new file:
-      first = false;
-      dir.maybeThrowIOException();
-    }
-  }
-
-  @Override
-  public long getFilePointer() {
-    return delegate.getFilePointer();
-  }
-
-  @Override
-  public void seek(long pos) throws IOException {
-    delegate.seek(pos);
-  }
-
-  @Override
-  public long length() throws IOException {
-    return delegate.length();
-  }
-
-  @Override
-  public void setLength(long length) throws IOException {
-    delegate.setLength(length);
-  }
-
-  @Override
-  public void copyBytes(DataInput input, long numBytes) throws IOException {
-    delegate.copyBytes(input, numBytes);
-    // TODO: we may need to check disk full here as well
-    dir.maybeThrowDeterministicException();
-  }
-}