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Locale.java (Locale): Don't explicitly check for null.

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* java/util/Locale.java (Locale): Don't explicitly check for
	null.
	* java/util/Hashtable.java (containsKey): Don't explicitly check
	for null.
	(get): Likewise.
	* java/util/BitSet.java (and, or, xor): Don't explicitly check for
	null.
	* java/util/zip/ZipEntry.java (ZipEntry): Don't explicitly check
	for null.
	* java/text/StringCharacterIterator.java
	(StringCharacterIterator): Don't check for null.
	* java/text/ChoiceFormat.java (setChoices): Don't explicitly check
	for null pointer.
	* java/net/MulticastSocket.java (joinGroup): Don't explicitly
	check for null pointer.
	(leaveGroup): Likewise.
	* java/net/DatagramPacket.java (DatagramPacket): Removed erroneous
	comment.
	(setData): Likewise.
	* java/lang/ThreadGroup.java (ThreadGroup): Don't explicitly check
	for `p==null'.

From-SVN: r33671
This commit is contained in:
Tom Tromey 2000-05-04 15:50:34 +00:00 committed by Tom Tromey
parent 4aef973c2e
commit f70b7142c2
10 changed files with 50 additions and 57 deletions
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35
libjava/ChangeLog
View File

@ -1,3 +1,38 @@
2000-05-04 Tom Tromey <tromey@cygnus.com>
* java/util/Locale.java (Locale): Don't explicitly check for
null.
* java/util/Hashtable.java (containsKey): Don't explicitly check
for null.
(get): Likewise.
* java/util/BitSet.java (and, or, xor): Don't explicitly check for
null.
* java/util/zip/ZipEntry.java (ZipEntry): Don't explicitly check
for null.
* java/text/StringCharacterIterator.java
(StringCharacterIterator): Don't check for null.
* java/text/ChoiceFormat.java (setChoices): Don't explicitly check
for null pointer.
* java/net/MulticastSocket.java (joinGroup): Don't explicitly
check for null pointer.
(leaveGroup): Likewise.
* java/net/DatagramPacket.java (DatagramPacket): Removed erroneous
comment.
(setData): Likewise.
* java/lang/ThreadGroup.java (ThreadGroup): Don't explicitly check
for `p==null'.
2000-04-23 Tom Tromey <tromey@cygnus.com>
* prims.cc (DECLARE_PRIM_TYPE): Define a vtable as well.
(_Jv_PrimClass): Set `methods' by calling _Jv_FindArrayClass.
* include/jvm.h (struct _Jv_ArrayVTable): Declare.
(NUM_OBJECT_METHODS): New define.
* java/lang/natClassLoader.cc (_Jv_FindArrayClass): Added
`array_vtable' parameter. Added assertion.
* java/lang/Class.h (_Jv_FindArrayClass): Added `array_vtable'
parameter.
2000-04-28 Jakub Jelinek <jakub@redhat.com>
* Makefile.am (GCJCOMPILE, JCFLAGS, JF1CLAGS, jv_convert_LINK,

4
libjava/java/lang/ThreadGroup.java
View File

@ -1,6 +1,6 @@
// ThreadGroup.java - ThreadGroup class.
/* Copyright (C) 1998, 1999 Free Software Foundation
/* Copyright (C) 1998, 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -344,8 +344,6 @@ public class ThreadGroup
public ThreadGroup (ThreadGroup p, String n)
{
checkAccess ();
if (p == null)
throw new NullPointerException ();
if (p.destroyed_flag)
throw new IllegalArgumentException ();

8
libjava/java/net/DatagramPacket.java
View File

@ -1,6 +1,6 @@
// DatagramPacket.java - Represents packets in a connectionless protocol.
/* Copyright (C) 1999 Free Software Foundation
/* Copyright (C) 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -32,8 +32,6 @@ public final class DatagramPacket
// JDK1.2
public DatagramPacket(byte[] buf, int offset, int length)
{
// FIXME: We can't currently rely on NullPointerException being
// thrown when we invoke a method on a null object.
if (buf == null)
throw new NullPointerException("Null buffer");
if (offset < 0)
@ -60,8 +58,6 @@ public final class DatagramPacket
public DatagramPacket(byte[] buf, int offset, int length,
InetAddress address, int port)
{
// FIXME: We can't currently rely on NullPointerException being
// thrown when we invoke a method on a null object.
if (buf == null)
throw new NullPointerException("Null buffer");
if (offset < 0)
@ -145,8 +141,6 @@ public final class DatagramPacket
{
// This form of setData must be used if offset is to be changed.
// FIXME: We can't currently rely on NullPointerException being
// thrown when we invoke a method on a null object.
if (buf == null)
throw new NullPointerException("Null buffer");
if (offset < 0)

10
libjava/java/net/MulticastSocket.java
View File

@ -1,6 +1,6 @@
// MulticastSocket.java
/* Copyright (C) 1999 Free Software Foundation
/* Copyright (C) 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -84,10 +84,6 @@ public class MulticastSocket extends DatagramSocket
public void joinGroup(InetAddress mcastaddr) throws IOException
{
// FIXME: We can't currently rely on NullPointerException being
// thrown when we invoke a method on a null object.
if (mcastaddr == null)
throw new NullPointerException("Null address");
if (! mcastaddr.isMulticastAddress())
throw new IOException("Not a Multicast address");
@ -100,10 +96,6 @@ public class MulticastSocket extends DatagramSocket
public void leaveGroup(InetAddress mcastaddr) throws IOException
{
// FIXME: We can't currently rely on NullPointerException being
// thrown when we invoke a method on a null object.
if (mcastaddr == null)
throw new NullPointerException("Null address");
if (! mcastaddr.isMulticastAddress())
throw new IOException("Not a Multicast address");

4
libjava/java/text/ChoiceFormat.java
View File

@ -1,6 +1,6 @@
// ChoiceFormat.java - Formatter for `switch'-like string substitution.
/* Copyright (C) 1999 Free Software Foundation
/* Copyright (C) 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -257,8 +257,6 @@ public class ChoiceFormat extends NumberFormat
public void setChoices (double[] limits, String[] strings)
{
if (limits == null || strings == null)
throw new NullPointerException ();
if (limits.length != strings.length)
throw new IllegalArgumentException ();
this.strings = (String[]) strings.clone();

12
libjava/java/text/StringCharacterIterator.java
View File

@ -1,6 +1,6 @@
// StringCharacterIterator.java - Iterate over string of Unicode characters.
/* Copyright (C) 1999 Free Software Foundation
/* Copyright (C) 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -106,20 +106,14 @@ public final class StringCharacterIterator implements CharacterIterator
public StringCharacterIterator (String text)
{
// FIXME: remove check for null once we have compiler/runtime
// support for NullPointerException.
this (text, 0, text == null ? 0 : text.length(), 0);
this (text, 0, text.length(), 0);
}
public StringCharacterIterator (String text, int pos)
{
// FIXME: remove check for null once we have compiler/runtime
// support for NullPointerException.
this (text, 0, text == null ? 0 : text.length(), pos);
this (text, 0, text.length(), pos);
}
public StringCharacterIterator (String text, int begin, int end, int pos)
{
if (text == null)
throw new NullPointerException ();
if (begin < 0 || begin > end || end > text.length()
// In 1.1 we would also throw if `pos == end'.
|| pos < begin || pos > end)

8
libjava/java/util/BitSet.java
View File

@ -1,6 +1,6 @@
// BitSet - A vector of bits.
/* Copyright (C) 1998, 1999 Free Software Foundation
/* Copyright (C) 1998, 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -24,8 +24,6 @@ public final class BitSet implements Cloneable, Serializable
{
public void and (BitSet bs)
{
if (bs == null)
throw new NullPointerException ();
int max = Math.min(bits.length, bs.bits.length);
int i;
for (i = 0; i < max; ++i)
@ -110,8 +108,6 @@ public final class BitSet implements Cloneable, Serializable
public void or (BitSet bs)
{
if (bs == null)
throw new NullPointerException ();
ensure (bs.bits.length - 1);
int i;
for (i = 0; i < bs.bits.length; ++i)
@ -159,8 +155,6 @@ public final class BitSet implements Cloneable, Serializable
public void xor (BitSet bs)
{
if (bs == null)
throw new NullPointerException ();
ensure (bs.bits.length - 1);
int i;
for (i = 0; i < bs.bits.length; ++i)

16
libjava/java/util/Hashtable.java
View File

@ -164,7 +164,8 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable
return newTable;
}
public synchronized boolean contains(Object value) throws NullPointerException
public synchronized boolean contains(Object value)
throws NullPointerException
{
// An exception is thrown here according to the JDK 1.2 doc.
if (value == null)
@ -180,10 +181,6 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable
public synchronized boolean containsKey(Object key)
{
// The Map interface mandates that we throw this.
if (key == null)
throw new NullPointerException ();
for (HashtableEntry elem = bucket[Math.abs(key.hashCode()
% bucket.length)];
elem != null; elem = elem.nextEntry)
@ -200,11 +197,6 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable
public synchronized Object get(Object key)
{
// The Dictionary interface mandates that get() throw a
// NullPointerException if key is null.
if (key == null)
throw new NullPointerException ();
for (HashtableEntry elem = bucket[Math.abs (key.hashCode()
% bucket.length)];
elem != null; elem = elem.nextEntry)
@ -225,8 +217,10 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable
}
public synchronized Object put(Object key, Object value)
throws NullPointerException
throws NullPointerException
{
// We could really just check `value == null', but checking both
// is a bit clearer.
if (key == null || value == null)
throw new NullPointerException();

6
libjava/java/util/Locale.java
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@ -1,4 +1,4 @@
/* Copyright (C) 1998, 1999 Free Software Foundation
/* Copyright (C) 1998, 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -65,10 +65,6 @@ public final class Locale implements java.io.Serializable, Cloneable
public Locale (String languageCode, String countryCode,
String variantCode)
{
// We must explicitly check the arguments.
if (languageCode == null || countryCode == null
|| variantCode == null)
throw new NullPointerException ();
language = languageCode.toLowerCase();
country = countryCode.toUpperCase();
variant = variantCode.toUpperCase();

4
libjava/java/util/zip/ZipEntry.java
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@ -1,4 +1,4 @@
/* Copyright (C) 1999 Free Software Foundation
/* Copyright (C) 1999, 2000 Free Software Foundation
This file is part of libgcj.
@ -39,8 +39,6 @@ public class ZipEntry implements ZipConstants
public ZipEntry (String name)
{
if (name == null)
throw new NullPointerException ();
if (name.length() > 65535)
throw new IllegalArgumentException ();
this.name = name;