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java.lang.Objectorg.springframework.util.FileCopyUtils
public abstract class FileCopyUtils
Simple utility methods for file and stream copying. All copy methods use a block size of 4096 bytes, and close all affected streams when done.
Mainly for use within the framework, but also useful for application code.
Field Summary | |
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static int |
BUFFER_SIZE
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Constructor Summary | |
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FileCopyUtils()
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Method Summary | |
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static void |
copy(byte[] in,
java.io.File out)
Copy the contents of the given byte array to the given output File. |
static void |
copy(byte[] in,
java.io.OutputStream out)
Copy the contents of the given byte array to the given OutputStream. |
static int |
copy(java.io.File in,
java.io.File out)
Copy the contents of the given input File to the given output File. |
static int |
copy(java.io.InputStream in,
java.io.OutputStream out)
Copy the contents of the given InputStream to the given OutputStream. |
static int |
copy(java.io.Reader in,
java.io.Writer out)
Copy the contents of the given Reader to the given Writer. |
static void |
copy(java.lang.String in,
java.io.Writer out)
Copy the contents of the given String to the given output Writer. |
static byte[] |
copyToByteArray(java.io.File in)
Copy the contents of the given input File into a new byte array. |
static byte[] |
copyToByteArray(java.io.InputStream in)
Copy the contents of the given InputStream into a new byte array. |
static java.lang.String |
copyToString(java.io.Reader in)
Copy the contents of the given Reader into a String. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int BUFFER_SIZE
Constructor Detail |
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public FileCopyUtils()
Method Detail |
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public static int copy(java.io.File in, java.io.File out) throws java.io.IOException
in
- the file to copy fromout
- the file to copy to
java.io.IOException
- in case of I/O errorspublic static void copy(byte[] in, java.io.File out) throws java.io.IOException
in
- the byte array to copy fromout
- the file to copy to
java.io.IOException
- in case of I/O errorspublic static byte[] copyToByteArray(java.io.File in) throws java.io.IOException
in
- the file to copy from
java.io.IOException
- in case of I/O errorspublic static int copy(java.io.InputStream in, java.io.OutputStream out) throws java.io.IOException
in
- the stream to copy fromout
- the stream to copy to
java.io.IOException
- in case of I/O errorspublic static void copy(byte[] in, java.io.OutputStream out) throws java.io.IOException
in
- the byte array to copy fromout
- the OutputStream to copy to
java.io.IOException
- in case of I/O errorspublic static byte[] copyToByteArray(java.io.InputStream in) throws java.io.IOException
in
- the stream to copy from
java.io.IOException
- in case of I/O errorspublic static int copy(java.io.Reader in, java.io.Writer out) throws java.io.IOException
in
- the Reader to copy fromout
- the Writer to copy to
java.io.IOException
- in case of I/O errorspublic static void copy(java.lang.String in, java.io.Writer out) throws java.io.IOException
in
- the String to copy fromout
- the Writer to copy to
java.io.IOException
- in case of I/O errorspublic static java.lang.String copyToString(java.io.Reader in) throws java.io.IOException
in
- the reader to copy from
java.io.IOException
- in case of I/O errors
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