Package org.apache.tools.zip
Class ZipLong
- java.lang.Object
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- org.apache.tools.zip.ZipLong
 
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- All Implemented Interfaces:
- java.lang.Cloneable
 
 public final class ZipLong extends java.lang.Object implements java.lang.CloneableUtility class that represents a four byte integer with conversion rules for the big endian byte order of ZIP files.
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Method SummaryModifier and Type Method Description java.lang.Objectclone()booleanequals(java.lang.Object o)Override to make two instances with same value equal.byte[]getBytes()Get value as four bytes in big endian byte order.static byte[]getBytes(long value)Get value as four bytes in big endian byte order.longgetValue()Get value as Java long.static longgetValue(byte[] bytes)Helper method to get the value as a Java long from a four-byte arraystatic longgetValue(byte[] bytes, int offset)Helper method to get the value as a Java long from four bytes starting at given array offsetinthashCode()Override to make two instances with same value equal.voidputLong(byte[] buf, int offset)static voidputLong(long value, byte[] buf, int offset)put the value as four bytes in big endian byte order.java.lang.StringtoString()
 
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Constructor Detail- 
ZipLongpublic ZipLong(long value) Create instance from a number.- Parameters:
- value- the long to store as a ZipLong
- Since:
- 1.1
 
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ZipLongpublic ZipLong(byte[] bytes) Create instance from bytes.- Parameters:
- bytes- the bytes to store as a ZipLong
- Since:
- 1.1
 
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ZipLongpublic ZipLong(byte[] bytes, int offset)Create instance from the four bytes starting at offset.- Parameters:
- bytes- the bytes to store as a ZipLong
- offset- the offset to start
- Since:
- 1.1
 
 
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Method Detail- 
getBytespublic byte[] getBytes() Get value as four bytes in big endian byte order.- Returns:
- value as four bytes in big endian order
- Since:
- 1.1
 
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getValuepublic long getValue() Get value as Java long.- Returns:
- value as a long
- Since:
- 1.1
 
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getBytespublic static byte[] getBytes(long value) Get value as four bytes in big endian byte order.- Parameters:
- value- the value to convert
- Returns:
- value as four bytes in big endian byte order
 
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putLongpublic static void putLong(long value, byte[] buf, int offset)put the value as four bytes in big endian byte order.- Parameters:
- value- the Java long to convert to bytes
- buf- the output buffer
- offset- The offset within the output buffer of the first byte to be written. must be non-negative and no larger than- buf.length-4
 
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putLongpublic void putLong(byte[] buf, int offset)
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getValuepublic static long getValue(byte[] bytes, int offset)Helper method to get the value as a Java long from four bytes starting at given array offset- Parameters:
- bytes- the array of bytes
- offset- the offset to start
- Returns:
- the corresponding Java long value
 
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getValuepublic static long getValue(byte[] bytes) Helper method to get the value as a Java long from a four-byte array- Parameters:
- bytes- the array of bytes
- Returns:
- the corresponding Java long value
 
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equalspublic boolean equals(java.lang.Object o) Override to make two instances with same value equal.- Overrides:
- equalsin class- java.lang.Object
- Parameters:
- o- an object to compare
- Returns:
- true if the objects are equal
- Since:
- 1.1
 
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hashCodepublic int hashCode() Override to make two instances with same value equal.- Overrides:
- hashCodein class- java.lang.Object
- Returns:
- the value stored in the ZipLong
- Since:
- 1.1
 
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clonepublic java.lang.Object clone() - Overrides:
- clonein class- java.lang.Object
 
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toStringpublic java.lang.String toString() - Overrides:
- toStringin class- java.lang.Object
 
 
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