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1466
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1 package goodjava.xml;
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2
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3 import java.util.Map;
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4
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5
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6 public final class XmlElement {
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7 public final String name;
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8 public final Map<String,String> attributes;
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9 public final Object content;
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10
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11 public XmlElement(String name,Map<String,String> attributes,String content) {
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12 this.name = name;
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13 this.attributes = attributes;
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14 this.content = content;
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15 }
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16
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17 public XmlElement(String name,Map<String,String> attributes,XmlElement[] content) {
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18 this.name = name;
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19 this.attributes = attributes;
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20 this.content = content;
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21 }
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22
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23 public String toString() {
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24 StringBuilder sb = new StringBuilder();
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25 toString(sb,0);
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26 return sb.toString();
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27 }
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28
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29 private void toString(StringBuilder sb,int indented) {
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30 indent(sb,indented);
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31 sb.append( '<' );
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32 sb.append( name );
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33 for( Map.Entry<String,String> attribute : attributes.entrySet() ) {
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34 sb.append( ' ' );
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35 sb.append( attribute.getKey() );
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36 sb.append( "=\"" );
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37 sb.append( attribute.getValue() );
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38 sb.append( '"' );
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39 }
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40 sb.append( '>' );
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41 if( content instanceof String ) {
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42 String s = (String)content;
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43 sb.append(s);
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44 } else if( content instanceof XmlElement[] ) {
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45 XmlElement[] elements = (XmlElement[])content;
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46 sb.append( '\n' );
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47 for( XmlElement element : elements ) {
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48 element.toString(sb,indented+1);
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49 }
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50 indent(sb,indented);
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51 } else
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52 throw new RuntimeException();
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53 sb.append( "</" );
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54 sb.append( name );
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55 sb.append( ">\n" );
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56 }
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57
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58 private void indent(StringBuilder sb,int indented) {
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59 for( int i=0; i<indented; i++ ) {
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60 sb.append('\t');
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61 }
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62 }
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63
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64 }
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