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[SEDONA-325] Fix resource leaks in raster constructors RS_FromGeoTiff…
… and RS_FromArcInfoAsciiGrid (#903)
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81 changes: 81 additions & 0 deletions
81
.../src/main/java/org/apache/sedona/common/raster/inputstream/ByteArrayImageInputStream.java
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/* | ||
* 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. | ||
*/ | ||
package org.apache.sedona.common.raster.inputstream; | ||
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import java.io.IOException; | ||
import javax.imageio.stream.ImageInputStreamImpl; | ||
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public class ByteArrayImageInputStream extends ImageInputStreamImpl { | ||
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private final byte[] bytes; | ||
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public ByteArrayImageInputStream(byte[] bytes) { | ||
this.bytes = bytes; | ||
} | ||
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@Override | ||
public int read() throws IOException { | ||
checkClosed(); | ||
bitOffset = 0; | ||
if (streamPos >= bytes.length) { | ||
return -1; | ||
} | ||
byte b = bytes[(int) streamPos++]; | ||
return b & 0xFF; | ||
} | ||
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@Override | ||
public int read(byte[] b, int off, int len) throws IOException { | ||
checkClosed(); | ||
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if (b == null) { | ||
throw new NullPointerException("b == null!"); | ||
} | ||
if (off < 0 || len < 0 || off + len > b.length || off + len < 0) { | ||
throw new IndexOutOfBoundsException | ||
("off < 0 || len < 0 || off+len > b.length || off+len < 0!"); | ||
} | ||
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bitOffset = 0; | ||
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if (len == 0) { | ||
return 0; | ||
} | ||
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int remaining = (int) (bytes.length - streamPos); | ||
len = Math.min(len, remaining); | ||
if (len <= 0) { | ||
return -1; | ||
} | ||
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System.arraycopy(bytes, (int) streamPos, b, off, len); | ||
streamPos += len; | ||
return len; | ||
} | ||
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@Override | ||
public boolean isCached() { | ||
return true; | ||
} | ||
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@Override | ||
public boolean isCachedMemory() { | ||
return true; | ||
} | ||
} |