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Posted to common-commits@hadoop.apache.org by cu...@apache.org on 2007/01/10 18:46:57 UTC
svn commit: r494905 [3/3] - in /lucene/hadoop/trunk: ./
src/java/org/apache/hadoop/io/compress/
src/java/org/apache/hadoop/io/compress/lzo/ src/native/ src/native/src/
src/native/src/org/apache/hadoop/io/compress/lzo/
src/native/src/org/apache/hadoop/i...
Modified: lucene/hadoop/trunk/src/native/configure.ac
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/configure.ac?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/configure.ac (original)
+++ lucene/hadoop/trunk/src/native/configure.ac Wed Jan 10 09:46:54 2007
@@ -64,6 +64,9 @@
dnl Check for '-lz'
AC_CHECK_LIB([z], [deflate])
+dnl Check for '-llzo2'
+AC_CHECK_LIB([lzo2], [lzo_init])
+
# Checks for header files.
dnl Check for Ansi C headers
AC_HEADER_STDC
@@ -89,6 +92,9 @@
dnl Check for zlib headers
AC_CHECK_HEADERS([zlib.h zconf.h], AC_COMPUTE_NEEDED_DSO(z,HADOOP_ZLIB_LIBRARY), AC_MSG_ERROR(Zlib headers were not found... native-hadoop library needs zlib to build. Please install the requisite zlib development package.))
+dnl Check for lzo headers
+AC_CHECK_HEADERS([lzo/lzo1.h lzo/lzo1a.h lzo/lzo1b.h lzo/lzo1c.h lzo/lzo1f.h lzo/lzo1x.h lzo/lzo1y.h lzo/lzo1z.h lzo/lzo2a.h lzo/lzo_asm.h], AC_COMPUTE_NEEDED_DSO(lzo2,HADOOP_LZO_LIBRARY), AC_MSG_ERROR(lzo headers were not found... native-hadoop library needs lzo to build. Please install the requisite lzo development package.))
+
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
@@ -97,6 +103,7 @@
AC_CONFIG_FILES([Makefile
src/org/apache/hadoop/io/compress/zlib/Makefile
+ src/org/apache/hadoop/io/compress/lzo/Makefile
lib/Makefile])
AC_OUTPUT
Added: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoCompressor.c
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoCompressor.c?view=auto&rev=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoCompressor.c (added)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoCompressor.c Wed Jan 10 09:46:54 2007
@@ -0,0 +1,253 @@
+#if defined HAVE_CONFIG_H
+ #include <config.h>
+#endif
+
+#if defined HAVE_STDIO_H
+ #include <stdio.h>
+#else
+ #error 'stdio.h not found'
+#endif
+
+#if defined HAVE_STDLIB_H
+ #include <stdlib.h>
+#else
+ #error 'stdlib.h not found'
+#endif
+
+#include "org_apache_hadoop_io_compress_lzo.h"
+
+// The lzo2 library-handle
+static void *liblzo2 = NULL;
+
+// The lzo 'compressors'
+typedef struct {
+ const char *function; // The compression function
+ int wrkmem; // The 'working memory' needed
+ int compression_level; // Compression level if required;
+ // else UNDEFINED_COMPRESSION_LEVEL
+} lzo_compressor;
+
+#define UNDEFINED_COMPRESSION_LEVEL -999
+
+static lzo_compressor lzo_compressors[] = {
+ /** lzo1 compressors */
+ /* 0 */ {"lzo1_compress", LZO1_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 1 */ {"lzo1_99_compress", LZO1_99_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1a compressors */
+ /* 2 */ {"lzo1a_compress", LZO1A_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 3 */ {"lzo1a_99_compress", LZO1A_99_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1b compressors */
+ /* 4 */ {"lzo1b_compress", LZO1B_MEM_COMPRESS, LZO1B_DEFAULT_COMPRESSION},
+ /* 5 */ {"lzo1b_compress", LZO1B_MEM_COMPRESS, LZO1B_BEST_SPEED},
+ /* 6 */ {"lzo1b_compress", LZO1B_MEM_COMPRESS, LZO1B_BEST_COMPRESSION},
+ /* 7 */ {"lzo1b_1_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 8 */ {"lzo1b_2_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 9 */ {"lzo1b_3_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 10 */ {"lzo1b_4_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 11 */ {"lzo1b_5_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 12 */ {"lzo1b_6_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 13 */ {"lzo1b_7_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 14 */ {"lzo1b_8_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 15 */ {"lzo1b_9_compress", LZO1B_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 16 */ {"lzo1b_99_compress", LZO1B_99_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 17 */ {"lzo1b_999_compress", LZO1B_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1c compressors */
+ /* 18 */ {"lzo1c_compress", LZO1C_MEM_COMPRESS, LZO1C_DEFAULT_COMPRESSION},
+ /* 19 */ {"lzo1c_compress", LZO1C_MEM_COMPRESS, LZO1C_BEST_SPEED},
+ /* 20 */ {"lzo1c_compress", LZO1C_MEM_COMPRESS, LZO1C_BEST_COMPRESSION},
+ /* 21 */ {"lzo1c_1_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 22 */ {"lzo1c_2_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 23 */ {"lzo1c_3_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 24 */ {"lzo1c_4_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 25 */ {"lzo1c_5_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 26 */ {"lzo1c_6_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 27 */ {"lzo1c_7_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 28 */ {"lzo1c_8_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 29 */ {"lzo1c_9_compress", LZO1C_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 30 */ {"lzo1c_99_compress", LZO1C_99_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 31 */ {"lzo1c_999_compress", LZO1C_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1f compressors */
+ /* 32 */ {"lzo1f_1_compress", LZO1F_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 33 */ {"lzo1f_999_compress", LZO1F_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1x compressors */
+ /* 34 */ {"lzo1x_1_compress", LZO1X_1_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 35 */ {"lzo1x_11_compress", LZO1X_1_11_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 36 */ {"lzo1x_12_compress", LZO1X_1_12_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 37 */ {"lzo1x_15_compress", LZO1X_1_15_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 38 */ {"lzo1x_999_compress", LZO1X_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1y compressors */
+ /* 39 */ {"lzo1y_1_compress", LZO1Y_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+ /* 40 */ {"lzo1y_999_compress", LZO1Y_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo1z compressors */
+ /* 41 */ {"lzo1z_999_compress", LZO1Z_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+
+ /** lzo2a compressors */
+ /* 42 */ {"lzo2a_999_compress", LZO2A_999_MEM_COMPRESS, UNDEFINED_COMPRESSION_LEVEL},
+};
+
+// The second lzo* compressor prototype - this really should be in lzoconf.h!
+typedef int
+(__LZO_CDECL *lzo_compress2_t) ( const lzo_bytep src, lzo_uint src_len,
+ lzo_bytep dst, lzo_uintp dst_len,
+ lzo_voidp wrkmem, int compression_level );
+
+static jfieldID LzoCompressor_finish;
+static jfieldID LzoCompressor_finished;
+static jfieldID LzoCompressor_uncompressedDirectBuf;
+static jfieldID LzoCompressor_uncompressedDirectBufLen;
+static jfieldID LzoCompressor_compressedDirectBuf;
+static jfieldID LzoCompressor_directBufferSize;
+static jfieldID LzoCompressor_lzoCompressor;
+static jfieldID LzoCompressor_workingMemoryBufLen;
+static jfieldID LzoCompressor_workingMemoryBuf;
+
+JNIEXPORT void JNICALL
+Java_org_apache_hadoop_io_compress_lzo_LzoCompressor_initIDs(
+ JNIEnv *env, jclass class
+ ) {
+ // Load liblzo2.so
+ liblzo2 = dlopen(HADOOP_LZO_LIBRARY, RTLD_LAZY | RTLD_GLOBAL);
+ if (!liblzo2) {
+ THROW(env, "java/lang/UnsatisfiedLinkError", "Cannot load liblzo2.so!");
+ return;
+ }
+
+ LzoCompressor_finish = (*env)->GetFieldID(env, class, "finish", "Z");
+ LzoCompressor_finished = (*env)->GetFieldID(env, class, "finished", "Z");
+ LzoCompressor_uncompressedDirectBuf = (*env)->GetFieldID(env, class,
+ "uncompressedDirectBuf",
+ "Ljava/nio/Buffer;");
+ LzoCompressor_uncompressedDirectBufLen = (*env)->GetFieldID(env, class,
+ "uncompressedDirectBufLen", "I");
+ LzoCompressor_compressedDirectBuf = (*env)->GetFieldID(env, class,
+ "compressedDirectBuf",
+ "Ljava/nio/Buffer;");
+ LzoCompressor_directBufferSize = (*env)->GetFieldID(env, class,
+ "directBufferSize", "I");
+ LzoCompressor_lzoCompressor = (*env)->GetFieldID(env, class,
+ "lzoCompressor", "J");
+ LzoCompressor_workingMemoryBufLen = (*env)->GetFieldID(env, class,
+ "workingMemoryBufLen", "I");
+ LzoCompressor_workingMemoryBuf = (*env)->GetFieldID(env, class,
+ "workingMemoryBuf",
+ "Ljava/nio/Buffer;");
+}
+
+JNIEXPORT void JNICALL
+Java_org_apache_hadoop_io_compress_lzo_LzoCompressor_init(
+ JNIEnv *env, jobject this, jint compressor
+ ) {
+ const char *lzo_compressor_function = lzo_compressors[compressor].function;
+
+ // Locate the requisite symbols from liblzo2.so
+ dlerror(); // Clear any existing error
+
+ // Initialize the lzo library
+ void *lzo_init_func_ptr = NULL;
+ typedef int (__LZO_CDECL *lzo_init_t) (unsigned,int,int,int,int,int,int,int,int,int);
+ LOAD_DYNAMIC_SYMBOL(lzo_init_func_ptr, env, liblzo2, "__lzo_init_v2");
+ lzo_init_t lzo_init_function = (lzo_init_t)(lzo_init_func_ptr);
+ int rv = lzo_init_function(LZO_VERSION, (int)sizeof(short), (int)sizeof(int),
+ (int)sizeof(long), (int)sizeof(lzo_uint32), (int)sizeof(lzo_uint),
+ (int)lzo_sizeof_dict_t, (int)sizeof(char*), (int)sizeof(lzo_voidp),
+ (int)sizeof(lzo_callback_t));
+ if (rv != LZO_E_OK) {
+ THROW(env, "Ljava/lang/InternalError", "Could not initialize lzo library!");
+ return;
+ }
+
+ // Save the compressor-function into LzoCompressor_lzoCompressor
+ void *compressor_func_ptr = NULL;
+ LOAD_DYNAMIC_SYMBOL(compressor_func_ptr, env, liblzo2, lzo_compressor_function);
+ (*env)->SetLongField(env, this, LzoCompressor_lzoCompressor,
+ JLONG(compressor_func_ptr));
+
+ // Save the compressor-function into LzoCompressor_lzoCompressor
+ (*env)->SetIntField(env, this, LzoCompressor_workingMemoryBufLen,
+ lzo_compressors[compressor].wrkmem);
+
+ return;
+}
+
+JNIEXPORT jint JNICALL
+Java_org_apache_hadoop_io_compress_lzo_LzoCompressor_compressBytesDirect(
+ JNIEnv *env, jobject this, jint compressor
+ ) {
+ const char *lzo_compressor_function = lzo_compressors[compressor].function;
+
+ // Get members of LzoCompressor
+ jobject uncompressed_direct_buf = (*env)->GetObjectField(env, this,
+ LzoCompressor_uncompressedDirectBuf);
+ lzo_uint uncompressed_direct_buf_len = (*env)->GetIntField(env, this,
+ LzoCompressor_uncompressedDirectBufLen);
+
+ jobject compressed_direct_buf = (*env)->GetObjectField(env, this,
+ LzoCompressor_compressedDirectBuf);
+ lzo_uint compressed_direct_buf_len = (*env)->GetIntField(env, this,
+ LzoCompressor_directBufferSize);
+
+ jobject working_memory_buf = (*env)->GetObjectField(env, this,
+ LzoCompressor_workingMemoryBuf);
+
+ jlong lzo_compressor_funcptr = (*env)->GetLongField(env, this,
+ LzoCompressor_lzoCompressor);
+
+ // Get direct buffers
+ lzo_bytep uncompressed_bytes = (*env)->GetDirectBufferAddress(env,
+ uncompressed_direct_buf);
+ if (uncompressed_bytes == 0) {
+ return (jint)0;
+ }
+
+ lzo_bytep compressed_bytes = (*env)->GetDirectBufferAddress(env,
+ compressed_direct_buf);
+ if (compressed_bytes == 0) {
+ return (jint)0;
+ }
+
+ lzo_voidp workmem = (*env)->GetDirectBufferAddress(env, working_memory_buf);
+ if (workmem == 0) {
+ return (jint)0;
+ }
+
+ // Compress
+ lzo_uint no_compressed_bytes = compressed_direct_buf_len;
+ int rv = 0;
+ int compression_level = lzo_compressors[compressor].compression_level;
+ if (compression_level == UNDEFINED_COMPRESSION_LEVEL) {
+ lzo_compress_t fptr = (lzo_compress_t) FUNC_PTR(lzo_compressor_funcptr);
+ rv = fptr(uncompressed_bytes, uncompressed_direct_buf_len,
+ compressed_bytes, &no_compressed_bytes,
+ workmem);
+ } else {
+ lzo_compress2_t fptr = (lzo_compress2_t) FUNC_PTR(lzo_compressor_funcptr);
+ rv = fptr(uncompressed_bytes, uncompressed_direct_buf_len,
+ compressed_bytes, &no_compressed_bytes,
+ workmem, compression_level);
+ }
+
+ if (rv == LZO_E_OK) {
+ // lzo compresses all input data
+ (*env)->SetIntField(env, this,
+ LzoCompressor_uncompressedDirectBufLen, 0);
+ } else {
+ const int msg_len = 32;
+ char exception_msg[msg_len];
+ snprintf(exception_msg, msg_len, "%s returned: %d", lzo_compressor_function, rv);
+ THROW(env, "java/lang/InternalError", exception_msg);
+ }
+
+ return (jint)no_compressed_bytes;
+}
+
+/**
+ * vim: sw=2: ts=2: et:
+ */
+
Added: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoDecompressor.c
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoDecompressor.c?view=auto&rev=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoDecompressor.c (added)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/LzoDecompressor.c Wed Jan 10 09:46:54 2007
@@ -0,0 +1,194 @@
+#if defined HAVE_CONFIG_H
+ #include <config.h>
+#endif
+
+#if defined HAVE_STDIO_H
+ #include <stdio.h>
+#else
+ #error 'stdio.h not found'
+#endif
+
+#if defined HAVE_STDLIB_H
+ #include <stdlib.h>
+#else
+ #error 'stdlib.h not found'
+#endif
+
+#include "org_apache_hadoop_io_compress_lzo.h"
+
+// The lzo2 library-handle
+static void *liblzo2 = NULL;
+
+// The lzo 'decompressors'
+static char* lzo_decompressors[] = {
+ /** lzo1 decompressors */
+ /* 0 */ "lzo1_decompress",
+
+ /** lzo1a compressors */
+ /* 1 */ "lzo1a_decompress",
+
+ /** lzo1b compressors */
+ /* 2 */ "lzo1b_decompress",
+ /* 3 */ "lzo1b_decompress_safe",
+
+ /** lzo1c compressors */
+ /* 4 */ "lzo1c_decompress",
+ /* 5 */ "lzo1c_decompress_safe",
+ /* 6 */ "lzo1c_decompress_asm",
+ /* 7 */ "lzo1c_decompress_asm_safe",
+
+ /** lzo1f compressors */
+ /* 8 */ "lzo1f_decompress",
+ /* 9 */ "lzo1f_decompress_safe",
+ /* 10 */ "lzo1f_decompress_asm_fast",
+ /* 11 */ "lzo1f_decompress_asm_fast_safe",
+
+ /** lzo1x compressors */
+ /* 12 */ "lzo1x_decompress",
+ /* 13 */ "lzo1x_decompress_safe",
+ /* 14 */ "lzo1x_decompress_asm",
+ /* 15 */ "lzo1x_decompress_asm_safe",
+ /* 16 */ "lzo1x_decompress_asm_fast",
+ /* 17 */ "lzo1x_decompress_asm_fast_safe"
+
+ /** lzo1y compressors */
+ /* 18 */ "lzo1y_decompress",
+ /* 19 */ "lzo1y_decompress_safe",
+ /* 20 */ "lzo1y_decompress_asm",
+ /* 21 */ "lzo1y_decompress_asm_safe",
+ /* 22 */ "lzo1y_decompress_asm_fast",
+ /* 23 */ "lzo1y_decompress_asm_fast_safe",
+
+ /** lzo1z compressors */
+ /* 24 */ "lzo1z_decompress",
+ /* 25 */ "lzo1z_decompress_safe",
+
+ /** lzo2a compressors */
+ /* 26 */ "lzo2a_decompress",
+ /* 27 */ "lzo2a_decompress_safe"
+};
+
+static jfieldID LzoDecompressor_finished;
+static jfieldID LzoDecompressor_compressedDirectBuf;
+static jfieldID LzoDecompressor_compressedDirectBufLen;
+static jfieldID LzoDecompressor_uncompressedDirectBuf;
+static jfieldID LzoDecompressor_directBufferSize;
+static jfieldID LzoDecompressor_lzoDecompressor;
+
+JNIEXPORT void JNICALL
+Java_org_apache_hadoop_io_compress_lzo_LzoDecompressor_initIDs(
+ JNIEnv *env, jclass class
+ ) {
+ // Load liblzo2.so
+ liblzo2 = dlopen(HADOOP_LZO_LIBRARY, RTLD_LAZY | RTLD_GLOBAL);
+ if (!liblzo2) {
+ THROW(env, "java/lang/UnsatisfiedLinkError", "Cannot load liblzo2.so!");
+ return;
+ }
+
+ LzoDecompressor_finished = (*env)->GetFieldID(env, class, "finished", "Z");
+ LzoDecompressor_compressedDirectBuf = (*env)->GetFieldID(env, class,
+ "compressedDirectBuf",
+ "Ljava/nio/Buffer;");
+ LzoDecompressor_compressedDirectBufLen = (*env)->GetFieldID(env, class,
+ "compressedDirectBufLen", "I");
+ LzoDecompressor_uncompressedDirectBuf = (*env)->GetFieldID(env, class,
+ "uncompressedDirectBuf",
+ "Ljava/nio/Buffer;");
+ LzoDecompressor_directBufferSize = (*env)->GetFieldID(env, class,
+ "directBufferSize", "I");
+ LzoDecompressor_lzoDecompressor = (*env)->GetFieldID(env, class,
+ "lzoDecompressor", "J");
+}
+
+JNIEXPORT void JNICALL
+Java_org_apache_hadoop_io_compress_lzo_LzoDecompressor_init(
+ JNIEnv *env, jobject this, jint decompressor
+ ) {
+ const char *lzo_decompressor_function = lzo_decompressors[decompressor];
+
+ // Locate the requisite symbols from liblzo2.so
+ dlerror(); // Clear any existing error
+
+ // Initialize the lzo library
+ void *lzo_init_func_ptr = NULL;
+ typedef int (__LZO_CDECL *lzo_init_t) (unsigned,int,int,int,int,int,int,int,int,int);
+ LOAD_DYNAMIC_SYMBOL(lzo_init_func_ptr, env, liblzo2, "__lzo_init_v2");
+ lzo_init_t lzo_init_function = (lzo_init_t)(lzo_init_func_ptr);
+ int rv = lzo_init_function(LZO_VERSION, (int)sizeof(short), (int)sizeof(int),
+ (int)sizeof(long), (int)sizeof(lzo_uint32), (int)sizeof(lzo_uint),
+ (int)lzo_sizeof_dict_t, (int)sizeof(char*), (int)sizeof(lzo_voidp),
+ (int)sizeof(lzo_callback_t));
+ if (rv != LZO_E_OK) {
+ THROW(env, "Ljava/lang/InternalError", "Could not initialize lzo library!");
+ return;
+ }
+
+ // Save the decompressor-function into LzoDecompressor_lzoDecompressor
+ void *decompressor_func_ptr = NULL;
+ LOAD_DYNAMIC_SYMBOL(decompressor_func_ptr, env, liblzo2,
+ lzo_decompressor_function);
+ (*env)->SetLongField(env, this, LzoDecompressor_lzoDecompressor,
+ JLONG(decompressor_func_ptr));
+
+ return;
+}
+
+JNIEXPORT jint JNICALL
+Java_org_apache_hadoop_io_compress_lzo_LzoDecompressor_decompressBytesDirect(
+ JNIEnv *env, jobject this, jint decompressor
+ ) {
+ const char *lzo_decompressor_function = lzo_decompressors[decompressor];
+
+ // Get members of LzoDecompressor
+ jobject compressed_direct_buf = (*env)->GetObjectField(env, this,
+ LzoDecompressor_compressedDirectBuf);
+ lzo_uint compressed_direct_buf_len = (*env)->GetIntField(env, this,
+ LzoDecompressor_compressedDirectBufLen);
+
+ jobject uncompressed_direct_buf = (*env)->GetObjectField(env, this,
+ LzoDecompressor_uncompressedDirectBuf);
+ lzo_uint uncompressed_direct_buf_len = (*env)->GetIntField(env, this,
+ LzoDecompressor_directBufferSize);
+
+ jlong lzo_decompressor_funcptr = (*env)->GetLongField(env, this,
+ LzoDecompressor_lzoDecompressor);
+
+ // Get direct buffers
+ lzo_bytep uncompressed_bytes = (*env)->GetDirectBufferAddress(env,
+ uncompressed_direct_buf);
+ if (uncompressed_bytes == 0) {
+ return (jint)0;
+ }
+
+ lzo_bytep compressed_bytes = (*env)->GetDirectBufferAddress(env,
+ compressed_direct_buf);
+ if (compressed_bytes == 0) {
+ return (jint)0;
+ }
+
+ // Decompress
+ lzo_uint no_uncompressed_bytes = uncompressed_direct_buf_len;
+ lzo_decompress_t fptr = (lzo_decompress_t) FUNC_PTR(lzo_decompressor_funcptr);
+ int rv = fptr(compressed_bytes, compressed_direct_buf_len,
+ uncompressed_bytes, &no_uncompressed_bytes,
+ NULL);
+
+ if (rv == LZO_E_OK) {
+ // lzo decompresses all input data
+ (*env)->SetIntField(env, this, LzoDecompressor_compressedDirectBufLen, 0);
+ } else {
+ const int msg_len = 32;
+ char exception_msg[msg_len];
+ snprintf(exception_msg, msg_len, "%s returned: %d",
+ lzo_decompressor_function, rv);
+ THROW(env, "java/lang/InternalError", exception_msg);
+ }
+
+ return no_uncompressed_bytes;
+}
+
+/**
+ * vim: sw=2: ts=2: et:
+ */
+
Added: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.am
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.am?view=auto&rev=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.am (added)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.am Wed Jan 10 09:46:54 2007
@@ -0,0 +1,50 @@
+#
+# 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.
+#
+
+#
+# Makefile template for building native 'lzo' for hadoop.
+#
+
+#
+# Notes:
+# 1. This makefile is designed to do the actual builds in $(HADOOP_HOME)/build/native/${os.name}-${os.arch}/$(subdir) .
+# 2. This makefile depends on the following environment variables to function correctly:
+# * HADOOP_NATIVE_SRCDIR
+# * JAVA_HOME
+# * JVM_DATA_MODEL
+# * OS_ARCH
+# * PLATFORM
+# All these are setup by build.xml and/or the top-level makefile.
+# 3. The creation of requisite jni headers/stubs are also done by build.xml and they are
+# assumed to be in $(HADOOP_HOME)/build/native/src/org/apache/hadoop/io/compress/lzo.
+#
+
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+
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+libnativelzo_la_LIBADD = -ldl -ljvm
+
+#
+#vim: sw=4: ts=4: noet
+#
Added: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.in
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.in?view=auto&rev=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.in (added)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/Makefile.in Wed Jan 10 09:46:54 2007
@@ -0,0 +1,469 @@
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+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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+# PARTICULAR PURPOSE.
+
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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.
+#
+
+#
+# Makefile template for building native 'lzo' for hadoop.
+#
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Added: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/org_apache_hadoop_io_compress_lzo.h
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/org_apache_hadoop_io_compress_lzo.h?view=auto&rev=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/org_apache_hadoop_io_compress_lzo.h (added)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/lzo/org_apache_hadoop_io_compress_lzo.h Wed Jan 10 09:46:54 2007
@@ -0,0 +1,112 @@
+/**
+ * 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.
+ */
+
+#if !defined ORG_APACHE_HADOOP_IO_COMPRESS_LZO_LZO_H
+#define ORG_APACHE_HADOOP_IO_COMPRESS_LZO_LZO_H
+
+#if defined HAVE_CONFIG_H
+ #include <config.h>
+#endif
+
+#if defined HAVE_STDDEF_H
+ #include <stddef.h>
+#else
+ #error 'stddef.h not found'
+#endif
+
+#if defined HAVE_DLFCN_H
+ #include <dlfcn.h>
+#else
+ #error "dlfcn.h not found"
+#endif
+
+#if defined HAVE_JNI_H
+ #include <jni.h>
+#else
+ #error 'jni.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1_H
+ #include <lzo/lzo1.h>
+#else
+ #error 'lzo/lzo1.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1A_H
+ #include <lzo/lzo1a.h>
+#else
+ #error 'lzo/lzo1a.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1B_H
+ #include <lzo/lzo1b.h>
+#else
+ #error 'lzo/lzo1b.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1C_H
+ #include <lzo/lzo1c.h>
+#else
+ #error 'lzo/lzo1c.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1F_H
+ #include <lzo/lzo1f.h>
+#else
+ #error 'lzo/lzo1f.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1X_H
+ #include <lzo/lzo1x.h>
+#else
+ #error 'lzo/lzo1x.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1Y_H
+ #include <lzo/lzo1y.h>
+#else
+ #error 'lzo/lzo1y.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO1Z_H
+ #include <lzo/lzo1z.h>
+#else
+ #error 'lzo/lzo1z.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO2A_H
+ #include <lzo/lzo2a.h>
+#else
+ #error 'lzo/lzo2a.h not found'
+#endif
+
+#if defined HAVE_LZO_LZO_ASM_H
+ #include <lzo/lzo_asm.h>
+#else
+ #error 'lzo/lzo_asm.h not found'
+#endif
+
+#include "org_apache_hadoop.h"
+
+/* A helper macro to convert the java 'function-pointer' to a void*. */
+#define FUNC_PTR(func_ptr) ((void*)((ptrdiff_t)(func_ptr)))
+
+/* A helper macro to convert the void* to the java 'function-pointer'. */
+#define JLONG(func_ptr) ((jlong)((ptrdiff_t)(func_ptr)))
+
+#endif //ORG_APACHE_HADOOP_IO_COMPRESS_LZO_LZO_H
Modified: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c (original)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibCompressor.c Wed Jan 10 09:46:54 2007
@@ -75,11 +75,11 @@
// Locate the requisite symbols from libz.so
dlerror(); // Clear any existing error
- LOAD_ZLIB_SYMBOL(dlsym_deflateInit2_, env, libz, "deflateInit2_");
- LOAD_ZLIB_SYMBOL(dlsym_deflate, env, libz, "deflate");
- LOAD_ZLIB_SYMBOL(dlsym_deflateSetDictionary, env, libz, "deflateSetDictionary");
- LOAD_ZLIB_SYMBOL(dlsym_deflateReset, env, libz, "deflateReset");
- LOAD_ZLIB_SYMBOL(dlsym_deflateEnd, env, libz, "deflateEnd");
+ LOAD_DYNAMIC_SYMBOL(dlsym_deflateInit2_, env, libz, "deflateInit2_");
+ LOAD_DYNAMIC_SYMBOL(dlsym_deflate, env, libz, "deflate");
+ LOAD_DYNAMIC_SYMBOL(dlsym_deflateSetDictionary, env, libz, "deflateSetDictionary");
+ LOAD_DYNAMIC_SYMBOL(dlsym_deflateReset, env, libz, "deflateReset");
+ LOAD_DYNAMIC_SYMBOL(dlsym_deflateEnd, env, libz, "deflateEnd");
// Initialize the requisite fieldIds
ZlibCompressor_stream = (*env)->GetFieldID(env, class, "stream", "J");
Modified: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibDecompressor.c
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibDecompressor.c?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibDecompressor.c (original)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/ZlibDecompressor.c Wed Jan 10 09:46:54 2007
@@ -75,11 +75,11 @@
// Locate the requisite symbols from libz.so
dlerror(); // Clear any existing error
- LOAD_ZLIB_SYMBOL(dlsym_inflateInit2_, env, libz, "inflateInit2_");
- LOAD_ZLIB_SYMBOL(dlsym_inflate, env, libz, "inflate");
- LOAD_ZLIB_SYMBOL(dlsym_inflateSetDictionary, env, libz, "inflateSetDictionary");
- LOAD_ZLIB_SYMBOL(dlsym_inflateReset, env, libz, "inflateReset");
- LOAD_ZLIB_SYMBOL(dlsym_inflateEnd, env, libz, "inflateEnd");
+ LOAD_DYNAMIC_SYMBOL(dlsym_inflateInit2_, env, libz, "inflateInit2_");
+ LOAD_DYNAMIC_SYMBOL(dlsym_inflate, env, libz, "inflate");
+ LOAD_DYNAMIC_SYMBOL(dlsym_inflateSetDictionary, env, libz, "inflateSetDictionary");
+ LOAD_DYNAMIC_SYMBOL(dlsym_inflateReset, env, libz, "inflateReset");
+ LOAD_DYNAMIC_SYMBOL(dlsym_inflateEnd, env, libz, "inflateEnd");
// Initialize the requisite fieldIds
ZlibDecompressor_stream = (*env)->GetFieldID(env, class, "stream", "J");
Modified: lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/org_apache_hadoop_io_compress_zlib.h
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/org_apache_hadoop_io_compress_zlib.h?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/org_apache_hadoop_io_compress_zlib.h (original)
+++ lucene/hadoop/trunk/src/native/src/org/apache/hadoop/io/compress/zlib/org_apache_hadoop_io_compress_zlib.h Wed Jan 10 09:46:54 2007
@@ -55,12 +55,6 @@
#include "org_apache_hadoop.h"
-/* A helper macro to dlsym the requisite zlib symbol. */
-#define LOAD_ZLIB_SYMBOL(func_ptr, env, handle, symbol) \
- if ((func_ptr = do_dlsym(env, handle, symbol)) == NULL) { \
- return; \
- }
-
/* A helper macro to convert the java 'stream-handle' to a z_stream pointer. */
#define ZSTREAM(stream) ((z_stream*)((ptrdiff_t)(stream)))
Modified: lucene/hadoop/trunk/src/native/src/org_apache_hadoop.h
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/native/src/org_apache_hadoop.h?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/native/src/org_apache_hadoop.h (original)
+++ lucene/hadoop/trunk/src/native/src/org_apache_hadoop.h Wed Jan 10 09:46:54 2007
@@ -73,6 +73,13 @@
return func_ptr;
}
+/* A helper macro to dlsym the requisite dynamic symbol and bail-out on error. */
+#define LOAD_DYNAMIC_SYMBOL(func_ptr, env, handle, symbol) \
+ if ((func_ptr = do_dlsym(env, handle, symbol)) == NULL) { \
+ return; \
+ }
+
+
#endif
//vim: sw=2: ts=2: et
Modified: lucene/hadoop/trunk/src/test/org/apache/hadoop/io/TestSequenceFile.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/test/org/apache/hadoop/io/TestSequenceFile.java?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/test/org/apache/hadoop/io/TestSequenceFile.java (original)
+++ lucene/hadoop/trunk/src/test/org/apache/hadoop/io/TestSequenceFile.java Wed Jan 10 09:46:54 2007
@@ -28,6 +28,7 @@
import org.apache.hadoop.io.SequenceFile.CompressionType;
import org.apache.hadoop.io.compress.CompressionCodec;
import org.apache.hadoop.io.compress.DefaultCodec;
+import org.apache.hadoop.io.compress.LzoCodec;
import org.apache.hadoop.util.ReflectionUtils;
import org.apache.hadoop.conf.*;
@@ -41,8 +42,26 @@
public TestSequenceFile(String name) { super(name); }
/** Unit tests for SequenceFile. */
- public void testSequenceFile() throws Exception {
+ public void testZlibSequenceFile() throws Exception {
+ LOG.info("Testing SequenceFile with DefaultCodec");
compressedSeqFileTest(new DefaultCodec());
+ LOG.info("Successfully tested SequenceFile with DefaultCodec");
+ }
+
+ public void testLzoSequenceFile() throws Exception {
+ if (LzoCodec.isNativeLzoLoaded()) {
+ LOG.info("Testing SequenceFile with LzoCodec");
+ CompressionCodec lzoCodec = null;
+ try {
+ lzoCodec = (CompressionCodec) ReflectionUtils.newInstance(
+ conf.getClassByName(LzoCodec.class.getName()), conf);
+ } catch (ClassNotFoundException cnfe) {
+ throw new IOException("Cannot find LzoCodec!");
+ }
+
+ compressedSeqFileTest(lzoCodec);
+ LOG.info("Successfully tested SequenceFile with LzoCodec");
+ }
}
public void compressedSeqFileTest(CompressionCodec codec) throws Exception {
@@ -60,8 +79,6 @@
FileSystem fs = new LocalFileSystem(conf);
try {
- //LOG.setLevel(Level.FINE);
-
// SequenceFile.Writer
writeTest(fs, count, seed, file, CompressionType.NONE, null);
readTest(fs, count, seed, file);
Modified: lucene/hadoop/trunk/src/test/org/apache/hadoop/io/compress/TestCodec.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/test/org/apache/hadoop/io/compress/TestCodec.java?view=diff&rev=494905&r1=494904&r2=494905
==============================================================================
--- lucene/hadoop/trunk/src/test/org/apache/hadoop/io/compress/TestCodec.java (original)
+++ lucene/hadoop/trunk/src/test/org/apache/hadoop/io/compress/TestCodec.java Wed Jan 10 09:46:54 2007
@@ -51,6 +51,12 @@
codecTest(seed, count, "org.apache.hadoop.io.compress.GzipCodec");
}
+ public void testLzoCodec() throws IOException {
+ if (LzoCodec.isNativeLzoLoaded()) {
+ codecTest(seed, count, "org.apache.hadoop.io.compress.LzoCodec");
+ }
+ }
+
private static void codecTest(int seed, int count, String codecClass)
throws IOException {