com.caucho.quercus.resources

Class StreamReadWrite

java.lang.Object

com.caucho.quercus.env.Value

com.caucho.quercus.env.ResourceValue

com.caucho.quercus.resources.StreamResource

com.caucho.quercus.resources.StreamReadWrite

All Implemented Interfaces:

EnvCleanup, java.io.Serializable

public class StreamReadWrite
extends StreamResource
implements EnvCleanup

Represents read/write stream

See Also:

Serialized Form

Field Summary

Fields inherited from class com.caucho.quercus.env.Value

L, NULL_ARGS, NULL_VALUE_ARRAY

Constructor Summary

Constructors

Constructor and Description
StreamReadWrite(Env env)
StreamReadWrite(Env env, ReadStream is, WriteStream os)

Method Summary

Modifier and Type	Method and Description
void	cleanup() Implements the EnvCleanup interface.
void	close() Closes the stream.
void	closeRead() Closes the stream for reading.
void	closeWrite() Closes the stream for writing
void	flush() Flushes the output
long	getPosition() Returns the current location in the file.
protected void	init(ReadStream is, WriteStream os)
boolean	isEOF() Returns true on the end of file.
void	print(char ch) prints
void	print(java.lang.String s) prints
int	read() Reads the next byte, returning -1 on eof.
int	read(byte[] buffer, int offset, int length) Reads a buffer, returning -1 on eof.
int	readLine(char[] buffer) Reads a line from the stream into a buffer.
StringValue	readLine(Env env) Reads a line from the buffer.
boolean	readOptionalLinefeed() Reads the optional linefeed character from a \r\n
int	write(byte[] buffer, int offset, int length) Writes to a buffer.

Methods inherited from class com.caucho.quercus.env.ResourceValue

isResource, printRImpl, serialize, toKey, toString, varDumpImpl

Methods inherited from class com.caucho.quercus.env.Value

abs, add, add, addOne, append, appendTo, appendTo, appendTo, appendTo, bitAnd, bitOr, bitXor, call, call, call, call, call, call, call, callCopy, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callMethodRef, callRef, callRef, callRef, callRef, callRef, callRef, callRef, charValueAt, checkPrivate, checkProtected, clone, cmp, containsKey, copy, copy, copy, copyArrayItem, copyReturn, copySaveFunArg, copyStringBuilder, copyTree, current, div, div, end, eq, eql, eqValue, findFunction, findQuercusClass, generate, geq, get, get, getArg, getArgTail, getArray, getArray, getBaseIterator, getCallableName, getCalledClass, getClassName, getCount, getCountRecursive, getDirty, getField, getFieldArg, getFieldArgRef, getFieldArray, getFieldObject, getFieldVar, getHashCode, getIterator, getKeyArray, getKeyIterator, getObject, getObject, getObjectHash, getQuercusClass, getRef, getResourceType, getSize, getStaticFieldValue, getStaticFieldVar, getThisField, getThisFieldArg, getThisFieldArgRef, getThisFieldArray, getThisFieldObject, getThisFieldVar, getType, getValueArray, getValueIterator, getValueType, getVar, gt, hasCurrent, hashCode, increment, initField, initField, initField, initIncompleteField, isA, isA, isArray, isBinary, isBoolean, isCallable, isDefault, isDouble, isDoubleConvertible, isEmpty, isEmpty, isFieldExists, isFieldInit, isLong, isLongConvertible, isNull, isNumberConvertible, isNumeric, isObject, isset, isset, issetField, issetThisField, isString, isUnicode, isVar, jsonEncode, key, keyExists, length, leq, lshift, lt, mod, mul, mul, neg, next, nextIndex, pop, pos, postdecr, postincr, postincr, predecr, preincr, preincr, prev, print, print, printDepth, printJavaChar, printJavaString, printR, put, put, put, putArray, putField, putField, putField, putObject, putThisField, putThisField, putThisFieldArray, putVar, remove, reset, rshift, serialize, set, setCharValueAt, setFieldInit, setJavaObject, setStaticFieldRef, shuffle, sub_rev, sub, sub, subOne, toArgRef, toArray, toArrayValue, toAutoArray, toAutoObject, toBigDecimal, toBigInteger, toBinaryValue, toBinaryValue, toBinaryValue, toBinaryValueMarshalCost, toBoolean, toBooleanMarshalCost, toByteArrayMarshalCost, toByteMarshalCost, toCallable, toChar, toCharArrayMarshalCost, toCharMarshalCost, toDebugString, toDouble, toDouble, toDouble, toDouble, toDouble, toDoubleMarshalCost, toDoubleValue, toException, toFloatMarshalCost, toInputStream, toInt, toIntegerMarshalCost, toInternString, toJavaBoolean, toJavaByte, toJavaCalendar, toJavaCharacter, toJavaCollection, toJavaDate, toJavaDouble, toJavaEnum, toJavaFloat, toJavaInteger, toJavaList, toJavaLong, toJavaMap, toJavaObject, toJavaObject, toJavaObjectMarshalCost, toJavaObjectNotNull, toJavaShort, toJavaString, toJavaURL, toLocalRef, toLocalThis, toLocalValue, toLocalValueReadOnly, toLocalVar, toLocalVarDeclAsRef, toLong, toLong, toLong, toLong, toLong, toLongMarshalCost, toLongValue, toObject, toRef, toRefValue, toShortMarshalCost, toString, toStringBuilder, toStringBuilder, toStringBuilder, toStringBuilder, toStringMarshalCost, toStringValue, toStringValue, toStringValueMarshalCost, toUnicode, toUnicodeValue, toUnicodeValue, toUnicodeValueMarshalCost, toValue, toVar, unsetArray, unsetField, unsetThisArray, unsetThisField, unsetThisPrivateField, valuesToArray, varDump, varExport, varExportImpl

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

StreamReadWrite

public StreamReadWrite(Env env)

StreamReadWrite

public StreamReadWrite(Env env,
                       ReadStream is,
                       WriteStream os)

Method Detail

init

protected void init(ReadStream is,
                    WriteStream os)

read

public int read()
         throws java.io.IOException

Reads the next byte, returning -1 on eof.

Overrides:

read in class StreamResource

Throws:

java.io.IOException

read

public int read(byte[] buffer,
                int offset,
                int length)
         throws java.io.IOException

Reads a buffer, returning -1 on eof.

Overrides:

read in class StreamResource

Throws:

java.io.IOException

readOptionalLinefeed

public boolean readOptionalLinefeed()
                             throws java.io.IOException

Reads the optional linefeed character from a \r\n

Overrides:

readOptionalLinefeed in class StreamResource

Throws:

java.io.IOException

readLine

public StringValue readLine(Env env)
                     throws java.io.IOException

Reads a line from the buffer.

Overrides:

readLine in class StreamResource

Throws:

java.io.IOException

readLine

public int readLine(char[] buffer)

Reads a line from the stream into a buffer.

write

public int write(byte[] buffer,
                 int offset,
                 int length)
          throws java.io.IOException

Writes to a buffer.

Overrides:

write in class StreamResource

Throws:

java.io.IOException

print

public void print(char ch)
           throws java.io.IOException

prints

Overrides:

print in class StreamResource

Throws:

java.io.IOException

print

public void print(java.lang.String s)
           throws java.io.IOException

prints

Overrides:

print in class StreamResource

Throws:

java.io.IOException

isEOF

public boolean isEOF()

Returns true on the end of file.

Overrides:

isEOF in class StreamResource

flush

public void flush()

Flushes the output

Overrides:

flush in class StreamResource

getPosition

public long getPosition()

Returns the current location in the file.

Overrides:

getPosition in class StreamResource

closeRead

public void closeRead()

Closes the stream for reading.

Overrides:

closeRead in class StreamResource

closeWrite

public void closeWrite()

Closes the stream for writing

Overrides:

closeWrite in class StreamResource

close

public void close()

Closes the stream.

Overrides:

close in class StreamResource

cleanup

public void cleanup()

Implements the EnvCleanup interface.

Specified by:

cleanup in interface EnvCleanup

Overrides:

cleanup in class ResourceValue