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#!/bin/sh -
#	$Id: s_java_stat,v 1.33 2004/09/28 19:30:36 mjc Exp $
#
# Build the Java files.

msgjava="/*-
 * DO NOT EDIT: automatically built by dist/s_java_stat.
 *
 * See the file LICENSE for redistribution information.
 *
 * Copyright (c) 2002-2004
 *	Sleepycat Software.  All rights reserved.
 */"


s=/tmp/__java.sed
t=/tmp/__java
c=/tmp/__javajnic
u1=/tmp/__javautil1
u2=/tmp/__javautil2
trap 'rm -f $t $c $u1 $u2; exit 0' 0 1 2 3 13 15

# Script to convert DB C structure declarations into Java declarations.
jclass()
{
	cat > $s <<EOF
/struct __db_$1 {/,/^}/{
	/__db_$1/d
	/;/!d
	/^}/d
	/char[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/\\
$2    private String \1;\\
$2    public String get_\1() {\\
$2        return \1;\\
$2    }/p
		d
	}
	/time_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/\\
$2    private long \1;\\
$2    public long get_\1() {\\
$2        return \1;\\
$2    }/p
		d
	}
	/db_seq_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/\\
$2    private long \1;\\
$2    public long get_\1() {\\
$2        return \1;\\
$2    }/p
		d
	}
	/DB_LSN[	 ]*/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/\\
$2    private LogSequenceNumber \1;\\
$2    public LogSequenceNumber get_\1() {\\
$2        return \1;\\
$2    }/p
		d
	}
	/DB_TXN_ACTIVE[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/\\
$2    private Active[] \1;\\
$2    public Active[] get_\1() {\\
$2        return \1;\\
$2    }/p
		d
	}
	/u_int8_t[	 ]*xid\[/{
		s/^[	 ]*[^	 ]*[	 ]*\([^[;]*\).*/\\
$2    private byte[] \1;\\
$2    public byte[] get_\1() {\\
$2        return \1;\\
$2    }/p
		d
	}
	s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/\\
$2    private int \1;\\
$2    public int get_\1() {\\
$2        return \1;\\
$2    }/p
}
EOF
	sed -n -f $s < ../dbinc/db.in |
	perl -w -p -e 's/get_(st|bt|hash|qs)_/get_/;' \
	           -e 'if (m/get.*\(/) {' \
	           -e     's/_n([b-df-hj-np-tv-z])/_num_$1/;' \
	           -e     's/_(min|max)([a-z])/_$1_$2/;' \
	           -e     's/pg(.)/_pages_$1/;' \
	           -e     's/(count|flag|free|id\(|page|size|timeout)/_$1/g;' \
	           -e     's/__*/_/g;' \
	           -e     's/_(.)/\U$1/g' \
	           -e '};' \
	           -e '1'
}

# Script to convert DB C structure declarations into a JNI method to fill the
# corresponding Java class
jclass_jni()
{
	fill=__dbj_fill_$1
	j_class=$2
	jni_fieldid_decls $1 $2
	jni_fieldids $1 $2
	cat > $s <<EOF
/struct __db_$1 {/,/^}/{
	/__db_$1/d
	/;/!d
	/^}/d
	/char[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/	JAVADB_STAT_STRING(jnienv, jobj, $1_\1_fid, statp, \1);/p
		d
	}
	/time_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	JAVADB_STAT_LONG(jnienv, jobj, $1_\1_fid, statp, \1);/p
		d
	}
	/db_seq_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	JAVADB_STAT_LONG(jnienv, jobj, $1_\1_fid, statp, \1);/p
		d
	}
	/DB_LSN[	 ]*/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	JAVADB_STAT_LSN(jnienv, jobj, $1_\1_fid, statp, \1);/p
		d
	}
	/DB_TXN_ACTIVE[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/	JAVADB_STAT_ACTIVE(jnienv, jobj, $1_\1_fid, statp, \1);/p
		d
	}
	/u_int8_t[	 ]*xid\[/{
		s/^[	 ]*[^	 ]*[	 ]*\([^[;]*\).*/	JAVADB_STAT_XID(jnienv, jobj, $1_\1_fid, statp, \1);/p
		d
	}
	s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	JAVADB_STAT_INT(jnienv, jobj, $1_\1_fid, statp, \1);/p
}
EOF
	echo "static int $fill(JNIEnv *jnienv, " >> $c
	echo "    jobject jobj, struct __db_$1 *statp) {" >> $c
	sed -n -f $s < ../dbinc/db.in >> $c
        echo '	return (0);' >> $c
	echo '}' >> $c
}

jni_fieldid_decls()
{
	cat > $s <<EOF
/struct __db_$1 {/,/^}/{
	/__db_$1/d
	/;/!d
	/^}/d
	/char[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/static jfieldID $1_\1_fid;/p
		d
	}
	/time_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/static jfieldID $1_\1_fid;/p
		d
	}
	/db_seq_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/static jfieldID $1_\1_fid;/p
		d
	}
	/DB_LSN[	 ]*/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/static jfieldID $1_\1_fid;/p
		d
	}
	/DB_TXN_ACTIVE[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/static jfieldID $1_\1_fid;/p
		d
	}
	/u_int8_t[	 ]*xid\[/{
		s/^[	 ]*[^	 ]*[	 ]*\([^[;]*\).*/static jfieldID $1_\1_fid;/p
		d
	}
	s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/static jfieldID $1_\1_fid;/p
}
EOF
	sed -n -f $s < ../dbinc/db.in >> $u1
}

jni_fieldids()
{
	cat > $s <<EOF
/struct __db_$1 {/,/^}/{
	/__db_$1/d
	/;/!d
	/^}/d
	/char[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"Ljava\/lang\/String;\" },/p
		d
	}
	/time_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"J\" },/p
		d
	}
	/db_seq_t/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"J\" },/p
		d
	}
	/DB_LSN[	 ]*/{
		s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"L\" DB_PKG \"LogSequenceNumber;\" },/p
		d
	}
	/DB_TXN_ACTIVE[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"[L\" DB_PKG \"TransactionStats\$Active;\" },/p
		d
	}
	/u_int8_t[	 ]*xid\[/{
		s/^[	 ]*[^	 ]*[	 ]*\([^[;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"[B\" },/p
		d
	}
	s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/	{ \&$1_\1_fid, \&$1_class, \"\1\", \"I\" },/p
}
EOF
	sed -n -f $s < ../dbinc/db.in >> $u2
}

# Script to convert DB C structure declarations into a toString method body
jclass_toString()
{
	cat > $s <<EOF
/struct __db_$1 {/,/^}/{
	/__db_$1/d
	/;/!d
	/^}/d
	/char[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/$3            + "\\\\n$3  \1=" + \1/p
		d
	}
	/DB_TXN_ACTIVE[	 ]*\*/{
		s/^[	 ]*[^\*]*\*[	 ]*\([^;]*\).*/$3            + \"\\\\n$3  \1=\" + DbUtil.objectArrayToString(\1, \"\1\")/p
		d
	}
	/u_int8_t[	 ]*xid\[/{
		s/^[	 ]*[^	 ]*[	 ]*\([^[;]*\).*/$3            + \"\\\\n$3  \1=\" + DbUtil.byteArrayToString(\1)/p
		d
	}
	s/^[	 ]*[^	 ]*[	 ]*\([^;]*\).*/$3            + \"\\\\n$3  \1=\" + \1/p
}
EOF
	echo
	echo "$3    public String toString() {"
	echo "$3        return \"$2:\""
	sed -n -f $s < ../dbinc/db.in
	echo "$3            ;"
	echo "$3    }"
}

stat_class()
{
	c_struct=__db_$1
	j_class=$2
	extends=$3

	(echo "$msgjava"
	 echo
	 echo 'package com.sleepycat.db;'
	 echo
	 echo "public class $j_class$extends {"
	 echo "    // no public constructor"
	 echo "    protected $j_class() {}"
	 jclass $1
	 jclass_toString $1 $2
	 echo '}') > $t
	jclass_jni $1 $2
	f=../java/src/com/sleepycat/db/$j_class.java
	cmp $t $f > /dev/null 2>&1 ||
	    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)
}

echo "$msgjava" > $c
> $u1
> $u2

stat_class bt_stat BtreeStats " extends DatabaseStats"
stat_class h_stat HashStats " extends DatabaseStats"
stat_class lock_stat LockStats
stat_class log_stat LogStats
stat_class mpool_fstat CacheFileStats
stat_class mpool_stat CacheStats
stat_class qam_stat QueueStats " extends DatabaseStats"
stat_class rep_stat ReplicationStats
stat_class seq_stat SequenceStats

# Build TransactionStats.java - special because of embedded Active class
(echo "$msgjava"
 echo
 echo 'package com.sleepycat.db;'
 echo
 echo 'import com.sleepycat.db.internal.DbUtil;'
 echo
 echo "public class TransactionStats"
 echo '{'
 echo "    // no public constructor"
 echo "    protected TransactionStats() {}"
 echo
 echo -n "    public static class Active {"
 echo    "        // no public constructor"
 echo    "        protected Active() {}"
 jclass txn_active "    "
 jclass_toString txn_active Active "    "
 echo '    };'
 jclass txn_stat
 jclass_toString txn_stat TransactionStats
 echo '}'
 echo '// end of TransactionStats.java') > $t
jclass_jni txn_stat __dbj_fill_txn_stat
jclass_jni txn_active __dbj_fill_txn_active
f=../java/src/com/sleepycat/db/TransactionStats.java
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

mv $c $t
f=../libdb_java/java_stat_auto.c
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 444 $f)

f=../libdb_java/java_util.i
sed '/BEGIN-STAT-FIELD-DECLS/q' < $f > $t
cat $u1 >> $t
sed -n '/END-STAT-FIELD-DECLS/,/BEGIN-STAT-FIELDS/p' < $f >> $t
cat $u2 >> $t
sed -n '/END-STAT-FIELDS/,$p' < $f >> $t
cmp $t $f > /dev/null 2>&1 ||
    (echo "Building $f" && rm -f $f && cp $t $f && chmod 644 $f)