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8276806: Use Objects.checkFromIndexSize where possible in java.base

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Reviewed-by: rriggs, lancea
This commit is contained in:
Sergey Tsypanov 2021-12-02 20:00:49 +00:00 • committed by Roger Riggs
parent 30087cc1b8
commit 73a9654c26
11 changed files with 40 additions and 43 deletions
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10
src/java.base/share/classes/java/io/ObjectInputStream.java
View file

@ -1035,10 +1035,7 @@ public class ObjectInputStream
if (buf == null) {
throw new NullPointerException();
}
int endoff = off + len;
if (off < 0 || len < 0 || endoff > buf.length || endoff < 0) {
throw new IndexOutOfBoundsException();
}
Objects.checkFromIndexSize(off, len, buf.length);
return bin.read(buf, off, len, false);
}
@ -1207,10 +1204,7 @@ public class ObjectInputStream
* @throws IOException If other I/O error has occurred.
*/
public void readFully(byte[] buf, int off, int len) throws IOException {
int endoff = off + len;
if (off < 0 || len < 0 || endoff > buf.length || endoff < 0) {
throw new IndexOutOfBoundsException();
}
Objects.checkFromToIndex(off, len, buf.length);
bin.readFully(buf, off, len, false);
}

6
src/java.base/share/classes/java/io/ObjectOutputStream.java
View file

@ -32,6 +32,7 @@ import java.security.PrivilegedAction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import java.util.StringJoiner;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
@ -718,10 +719,7 @@ public class ObjectOutputStream
if (buf == null) {
throw new NullPointerException();
}
int endoff = off + len;
if (off < 0 || len < 0 || endoff > buf.length || endoff < 0) {
throw new IndexOutOfBoundsException();
}
Objects.checkFromIndexSize(off, len, buf.length);
bout.write(buf, off, len, false);
}

10
src/java.base/share/classes/java/io/PipedInputStream.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1995, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1995, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -25,6 +25,8 @@
package java.io;
import java.util.Objects;
/**
* A piped input stream should be connected
* to a piped output stream; the piped input
@ -367,9 +369,9 @@ public class PipedInputStream extends InputStream {
public synchronized int read(byte[] b, int off, int len) throws IOException {
if (b == null) {
throw new NullPointerException();
} else if (off < 0 || len < 0 || len > b.length - off) {
throw new IndexOutOfBoundsException();
} else if (len == 0) {
}
Objects.checkFromIndexSize(off, len, b.length);
if (len == 0) {
return 0;
}

10
src/java.base/share/classes/java/io/PushbackInputStream.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1994, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1994, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -25,6 +25,8 @@
package java.io;
import java.util.Objects;
/**
* A {@code PushbackInputStream} adds
* functionality to another input stream, namely
@ -162,9 +164,9 @@ public class PushbackInputStream extends FilterInputStream {
ensureOpen();
if (b == null) {
throw new NullPointerException();
} else if (off < 0 || len < 0 || len > b.length - off) {
throw new IndexOutOfBoundsException();
} else if (len == 0) {
}
Objects.checkFromIndexSize(off, len, b.length);
if (len == 0) {
return 0;
}

8
src/java.base/share/classes/java/io/SequenceInputStream.java
View file

@ -25,8 +25,8 @@
package java.io;
import java.io.InputStream;
import java.util.Enumeration;
import java.util.Objects;
import java.util.Vector;
/**
@ -189,9 +189,9 @@ public class SequenceInputStream extends InputStream {
return -1;
} else if (b == null) {
throw new NullPointerException();
} else if (off < 0 || len < 0 || len > b.length - off) {
throw new IndexOutOfBoundsException();
} else if (len == 0) {
}
Objects.checkFromIndexSize(off, len, b.length);
if (len == 0) {
return 0;
}
do {