| 1 |
|
|
| 2 |
|
|
| 3 |
|
|
| 4 |
|
|
| 5 |
|
|
| 6 |
|
|
| 7 |
|
|
| 8 |
|
|
| 9 |
|
|
| 10 |
|
|
| 11 |
|
|
| 12 |
|
|
| 13 |
|
|
| 14 |
|
|
| 15 |
|
|
| 16 |
|
package org.apache.commons.jelly.tags.core; |
| 17 |
|
|
| 18 |
|
import java.io.FileNotFoundException; |
| 19 |
|
import java.io.FileOutputStream; |
| 20 |
|
import java.io.IOException; |
| 21 |
|
import java.io.OutputStreamWriter; |
| 22 |
|
import java.io.StringWriter; |
| 23 |
|
import java.io.UnsupportedEncodingException; |
| 24 |
|
import java.io.Writer; |
| 25 |
|
|
| 26 |
|
import org.apache.commons.jelly.JellyTagException; |
| 27 |
|
import org.apache.commons.jelly.TagSupport; |
| 28 |
|
import org.apache.commons.jelly.XMLOutput; |
| 29 |
|
import org.apache.commons.jelly.util.SafeContentHandler; |
| 30 |
|
import org.dom4j.io.HTMLWriter; |
| 31 |
|
import org.dom4j.io.OutputFormat; |
| 32 |
|
import org.dom4j.io.XMLWriter; |
| 33 |
|
import org.xml.sax.SAXException; |
| 34 |
|
|
| 35 |
|
|
| 36 |
|
|
| 37 |
|
|
| 38 |
|
|
| 39 |
|
|
| 40 |
|
|
| 41 |
|
public class FileTag extends TagSupport { |
| 42 |
78 |
private boolean doAppend = false; |
| 43 |
|
private String var; |
| 44 |
|
private String name; |
| 45 |
78 |
private boolean omitXmlDeclaration = false; |
| 46 |
78 |
private String outputMode = "xml"; |
| 47 |
|
private boolean prettyPrint; |
| 48 |
|
private String encoding; |
| 49 |
|
|
| 50 |
78 |
public FileTag(){ |
| 51 |
78 |
} |
| 52 |
|
|
| 53 |
|
|
| 54 |
|
|
| 55 |
|
public void doTag(final XMLOutput output) throws JellyTagException { |
| 56 |
|
try { |
| 57 |
78 |
if ( name != null ) { |
| 58 |
26 |
String encoding = (this.encoding != null) ? class="keyword">this.encoding : "UTF-8"; |
| 59 |
26 |
Writer writer = new OutputStreamWriter( class="keyword">new FileOutputStream( name, doAppend ), encoding ); |
| 60 |
26 |
writeBody(writer); |
| 61 |
26 |
} |
| 62 |
52 |
else if (var != null) { |
| 63 |
52 |
StringWriter writer = new StringWriter(); |
| 64 |
52 |
writeBody(writer); |
| 65 |
52 |
String result = writer.toString(); |
| 66 |
52 |
Object varValue = context.getVariable(var); |
| 67 |
|
|
| 68 |
52 |
if (doAppend && varValue instanceof String) { |
| 69 |
13 |
context.setVariable(var, class="keyword">varValue + result); |
| 70 |
13 |
} else { |
| 71 |
39 |
context.setVariable(var, result); |
| 72 |
|
} |
| 73 |
52 |
} |
| 74 |
|
else { |
| 75 |
0 |
throw new JellyTagException( "This tag must have either the 'name' or the 'var' variables defined" ); |
| 76 |
|
} |
| 77 |
0 |
} catch (FileNotFoundException e) { |
| 78 |
0 |
throw new JellyTagException(e); |
| 79 |
0 |
} catch (UnsupportedEncodingException e) { |
| 80 |
0 |
throw new JellyTagException(e); |
| 81 |
0 |
} catch (SAXException e) { |
| 82 |
0 |
throw new JellyTagException("could not write file",e); |
| 83 |
78 |
} |
| 84 |
78 |
} |
| 85 |
|
|
| 86 |
|
|
| 87 |
|
|
| 88 |
|
|
| 89 |
|
|
| 90 |
|
|
| 91 |
|
|
| 92 |
|
public void setName(String name) { |
| 93 |
26 |
this.name = name; |
| 94 |
26 |
} |
| 95 |
|
|
| 96 |
|
|
| 97 |
|
|
| 98 |
|
|
| 99 |
|
public void setOmitXmlDeclaration(boolean omitXmlDeclaration) { |
| 100 |
52 |
this.omitXmlDeclaration = omitXmlDeclaration; |
| 101 |
52 |
} |
| 102 |
|
|
| 103 |
|
|
| 104 |
|
|
| 105 |
|
|
| 106 |
|
|
| 107 |
|
public void setOutputMode(String outputMode) { |
| 108 |
13 |
this.outputMode = outputMode; |
| 109 |
13 |
} |
| 110 |
|
|
| 111 |
|
|
| 112 |
|
|
| 113 |
|
|
| 114 |
|
public void setPrettyPrint(boolean prettyPrint) { |
| 115 |
0 |
this.prettyPrint = prettyPrint; |
| 116 |
0 |
} |
| 117 |
|
|
| 118 |
|
|
| 119 |
|
|
| 120 |
|
|
| 121 |
|
public void setEncoding(String encoding) { |
| 122 |
26 |
this.encoding = encoding; |
| 123 |
26 |
} |
| 124 |
|
|
| 125 |
|
|
| 126 |
|
|
| 127 |
|
|
| 128 |
|
|
| 129 |
|
public void setAppend(boolean doAppend) { |
| 130 |
26 |
this.doAppend = doAppend; |
| 131 |
26 |
} |
| 132 |
|
|
| 133 |
|
|
| 134 |
|
|
| 135 |
|
|
| 136 |
|
|
| 137 |
|
|
| 138 |
|
public String getVar() { |
| 139 |
0 |
return var; |
| 140 |
|
} |
| 141 |
|
|
| 142 |
|
|
| 143 |
|
|
| 144 |
|
|
| 145 |
|
|
| 146 |
|
public void setVar(String var) { |
| 147 |
52 |
this.var = class="keyword">var; |
| 148 |
52 |
} |
| 149 |
|
|
| 150 |
|
|
| 151 |
|
|
| 152 |
|
|
| 153 |
|
protected void writeBody(Writer writer) throws SAXException, JellyTagException { |
| 154 |
|
|
| 155 |
78 |
XMLOutput newOutput = createXMLOutput(writer); |
| 156 |
|
try { |
| 157 |
|
|
| 158 |
78 |
newOutput.setContentHandler( |
| 159 |
|
new SafeContentHandler(class="keyword">newOutput.getContentHandler()) |
| 160 |
|
); |
| 161 |
78 |
newOutput.startDocument(); |
| 162 |
78 |
invokeBody(newOutput); |
| 163 |
78 |
newOutput.endDocument(); |
| 164 |
|
} |
| 165 |
|
finally { |
| 166 |
78 |
try { newOutput.close(); } catch (IOException e) {} |
| 167 |
0 |
} |
| 168 |
78 |
} |
| 169 |
|
|
| 170 |
|
|
| 171 |
|
|
| 172 |
|
|
| 173 |
|
protected XMLOutput createXMLOutput(Writer writer) { |
| 174 |
|
|
| 175 |
78 |
OutputFormat format = null; |
| 176 |
78 |
if (prettyPrint) { |
| 177 |
0 |
format = OutputFormat.createPrettyPrint(); |
| 178 |
0 |
} |
| 179 |
|
else { |
| 180 |
78 |
format = new OutputFormat(); |
| 181 |
|
} |
| 182 |
78 |
if ( encoding != null ) { |
| 183 |
26 |
format.setEncoding( encoding ); |
| 184 |
|
} |
| 185 |
78 |
if ( omitXmlDeclaration ) { |
| 186 |
52 |
format.setSuppressDeclaration(true); |
| 187 |
|
} |
| 188 |
|
|
| 189 |
78 |
boolean isHtml = outputMode != null && outputMode.equalsIgnoreCase( "html" ); |
| 190 |
78 |
final XMLWriter xmlWriter = (isHtml) |
| 191 |
|
? new HTMLWriter(writer, format) |
| 192 |
|
: new XMLWriter(writer, format); |
| 193 |
|
|
| 194 |
78 |
xmlWriter.setEscapeText(isEscapeText()); |
| 195 |
|
|
| 196 |
78 |
XMLOutput answer = new XMLOutput() { |
| 197 |
|
public void close() throws IOException { |
| 198 |
|
xmlWriter.close(); |
| 199 |
|
} |
| 200 |
|
}; |
| 201 |
78 |
answer.setContentHandler(xmlWriter); |
| 202 |
78 |
answer.setLexicalHandler(xmlWriter); |
| 203 |
78 |
return answer; |
| 204 |
|
} |
| 205 |
|
} |