org.hibernate.tool.schema.internal.exec.ScriptTargetOutputToUrl Maven / Gradle / Ivy
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JPMS Module-Info's for a few of the Jakarta Libraries just until they add them in themselves
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.tool.schema.internal.exec;
import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.net.URISyntaxException;
import java.net.URL;
import org.hibernate.internal.CoreLogging;
import org.hibernate.tool.schema.spi.SchemaManagementException;
import org.hibernate.tool.schema.spi.ScriptTargetOutput;
import org.jboss.logging.Logger;
/**
* ScriptTargetOutput implementation for writing to supplied URL references
*
* @author Steve Ebersole
*/
public class ScriptTargetOutputToUrl extends AbstractScriptTargetOutput implements ScriptTargetOutput {
private static final Logger log = CoreLogging.logger( ScriptTargetOutputToUrl.class );
private final URL url;
private final String charsetName;
private Writer writer;
/**
* Constructs a ScriptTargetOutputToUrl instance
*
* @param url The url to read from
* @param charsetName The charset name
*/
public ScriptTargetOutputToUrl(URL url, String charsetName) {
this.url = url;
this.charsetName = charsetName;
}
@Override
protected Writer writer() {
if ( writer == null ) {
throw new SchemaManagementException( "Illegal state : writer null - not prepared" );
}
return writer;
}
@Override
public void prepare() {
super.prepare();
this.writer = toWriter( url, charsetName );
}
@Override
public void release() {
try {
writer().close();
}
catch (IOException e) {
throw new SchemaManagementException( "Unable to close file writer : " + e.toString() );
}
}
private static Writer toWriter( URL url, String charsetName ) {
log.debug( "Attempting to resolve writer for URL : " + url );
// technically only "strings corresponding to file URLs" are supported, which I take to mean URLs whose
// protocol is "file"
try {
return ScriptTargetOutputToFile.toFileWriter( new File( url.toURI() ), charsetName );
}
catch (URISyntaxException e) {
throw new SchemaManagementException(
String.format(
"Could not convert specified URL[%s] to a File reference",
url
),
e
);
}
}
}