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java.lang.Objectorg.apache.derby.iapi.services.io.ArrayUtil
Utility class for constructing and reading and writing arrays from/to formatId streams.
Constructor Summary | |
ArrayUtil()
|
Method Summary | |
static void |
readArrayItems(java.io.ObjectInput in,
java.lang.Object[] a)
Read an array of objects out of a stream. |
static int |
readArrayLength(java.io.ObjectInput in)
Read the length of an array of objects in an object stream. |
static boolean[] |
readBooleanArray(java.io.ObjectInput in)
Read an array of integers from an ObjectInput. |
static int[] |
readIntArray(java.io.ObjectInput in)
Read an array of integers from an ObjectInput. |
static int[][] |
readInts(java.io.ObjectInput in)
|
static long[] |
readLongArray(java.io.ObjectInput in)
Read an array of integers from an ObjectInput. |
static java.lang.Object[] |
readObjectArray(java.io.ObjectInput in)
Reads an array of objects from the stream. |
static java.lang.String[] |
readStringArray(java.io.ObjectInput in)
Read an array of strings from an ObjectInput. |
static void |
writeArray(java.io.ObjectOutput out,
java.lang.Object[] a)
Write an array of objects and length to an output stream. |
static void |
writeArrayItems(java.io.ObjectOutput out,
java.lang.Object[] a)
Write an array of objects to an output stream. |
static void |
writeArrayLength(java.io.ObjectOutput out,
java.lang.Object[] a)
Write the length of an array of objects to an output stream. |
static void |
writeBooleanArray(java.io.ObjectOutput out,
boolean[] a)
Write an array of booleans to an ObjectOutput. |
static void |
writeIntArray(java.io.ObjectOutput out,
int[] a)
Write an array of integers to an ObjectOutput. |
static void |
writeInts(java.io.ObjectOutput out,
int[][] val)
|
static void |
writeLongArray(java.io.ObjectOutput out,
long[] a)
Write an array of longs to an ObjectOutput. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public ArrayUtil()
Method Detail |
public static void writeArrayLength(java.io.ObjectOutput out, java.lang.Object[] a) throws java.io.IOException
out
- ObjectOutput streama
- array of objects whose length should be written.
java.io.IOException
- The write caused an IOException.public static void writeArrayItems(java.io.ObjectOutput out, java.lang.Object[] a) throws java.io.IOException
out
- Object output stream to write to.a
- array of objects to write.
java.io.IOException
- The write caused an IOException.public static void writeArray(java.io.ObjectOutput out, java.lang.Object[] a) throws java.io.IOException
out
- Object output stream to write to.a
- array of objects to write.
java.io.IOException
- The write caused an IOException.public static void readArrayItems(java.io.ObjectInput in, java.lang.Object[] a) throws java.io.IOException, java.lang.ClassNotFoundException
in
- Input streama
- array to read into
java.io.IOException
- The write caused an IOException.
java.lang.ClassNotFoundException
- The Class for an Object we are reading does not existpublic static int readArrayLength(java.io.ObjectInput in) throws java.io.IOException
in
- Input stream.
java.io.IOException
- The write caused an IOException.public static java.lang.Object[] readObjectArray(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
in
- Input stream
java.io.IOException
- The write caused an IOException.
java.lang.ClassNotFoundException
- The Class for an Object we are reading does not existpublic static void writeIntArray(java.io.ObjectOutput out, int[] a) throws java.io.IOException
out
- the ObjectOutput.a
- the array.
java.io.IOException
- The write caused an IOException.public static int[] readIntArray(java.io.ObjectInput in) throws java.io.IOException
in
- the ObjectInput.
java.io.IOException
- The write caused an IOException.public static void writeInts(java.io.ObjectOutput out, int[][] val) throws java.io.IOException
java.io.IOException
public static int[][] readInts(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
java.io.IOException
java.lang.ClassNotFoundException
public static void writeLongArray(java.io.ObjectOutput out, long[] a) throws java.io.IOException
out
- the ObjectOutput.a
- the array.
java.io.IOException
- The write caused an IOException.public static long[] readLongArray(java.io.ObjectInput in) throws java.io.IOException
in
- the ObjectInput.
java.io.IOException
- The write caused an IOException.public static java.lang.String[] readStringArray(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
in
- the ObjectInput.
java.io.IOException
- The write caused an IOException.
java.lang.ClassNotFoundException
public static void writeBooleanArray(java.io.ObjectOutput out, boolean[] a) throws java.io.IOException
out
- the ObjectOutput.a
- the array.
java.io.IOException
- The write caused an IOException.public static boolean[] readBooleanArray(java.io.ObjectInput in) throws java.io.IOException
in
- the ObjectInput.
java.io.IOException
- The write caused an IOException.
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