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Added 'charset' property to the FileToStringTransformer.

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This commit is contained in:
Mark Fisher
2008-09-21 22:16:31 +00:00
parent da55fc3bd1
commit 897b1b4929
1 changed files with 17 additions and 2 deletions
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19
org.springframework.integration.file/src/main/java/org/springframework/integration/file/transformer/FileToStringTransformer.java
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@@ -17,8 +17,11 @@
package org.springframework.integration.file.transformer;
import java.io.File;
import java.io.FileReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.nio.charset.Charset;
import org.springframework.util.Assert;
import org.springframework.util.FileCopyUtils;
/**
@@ -28,9 +31,21 @@ import org.springframework.util.FileCopyUtils;
*/
public class FileToStringTransformer extends AbstractFilePayloadTransformer<String> {
private volatile Charset charset = Charset.defaultCharset();
/**
* Set the charset name to use when copying the File to a String.
*/
public void setCharset(String charset) {
Assert.isTrue(Charset.isSupported(charset), "Charset '" + charset + "' is not supported.");
this.charset = Charset.forName(charset);
}
@Override
protected final String transformFile(File file) throws Exception {
return FileCopyUtils.copyToString(new FileReader(file));
InputStreamReader reader = new InputStreamReader(new FileInputStream(file), this.charset);
return FileCopyUtils.copyToString(reader);
}
}