root / branches / v2_0_0_prep / libraries / libTools / src / org / gvsig / tools / dynobject / impl / DefaultDynObject.java @ 25451
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| 1 | 24535 | jjdelcerro | package org.gvsig.tools.dynobject.impl; |
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| 2 | |||
| 3 | 24616 | jjdelcerro | import org.gvsig.tools.dynobject.DynClass; |
| 4 | 25016 | jjdelcerro | import org.gvsig.tools.dynobject.DynFieldNotFoundException; |
| 5 | 24616 | jjdelcerro | import org.gvsig.tools.dynobject.DynObject; |
| 6 | 25238 | jjdelcerro | import org.gvsig.tools.dynobject.impl.DefaultDynClass.FieldAndIndex; |
| 7 | 24616 | jjdelcerro | |
| 8 | public class DefaultDynObject implements DynObject { |
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| 9 | |||
| 10 | 25016 | jjdelcerro | private DefaultDynClass dynClass;
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| 11 | 25021 | jjdelcerro | private Object[] values; |
| 12 | 25238 | jjdelcerro | private DynObject[] delegateds; |
| 13 | 24616 | jjdelcerro | |
| 14 | 25016 | jjdelcerro | public DefaultDynObject(DynClass dynClass) {
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| 15 | this.dynClass = (DefaultDynClass) dynClass;
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| 16 | 25021 | jjdelcerro | // this.values = null;
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| 17 | 25238 | jjdelcerro | this.delegateds = null; |
| 18 | 25021 | jjdelcerro | this.values = this.dynClass.createValues(null); |
| 19 | 25016 | jjdelcerro | } |
| 20 | 24616 | jjdelcerro | |
| 21 | 25016 | jjdelcerro | public void implement(DynClass dynClass) { |
| 22 | 25451 | cordinyana | this.dynClass = (DefaultDynClass) ((DefaultDynObjectManager) ((DefaultDynClass) dynClass)
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| 23 | .getManager()).get(new DynClass[] { this.dynClass, dynClass }); |
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| 24 | 25021 | jjdelcerro | this.values = this.dynClass.createValues(this.values); |
| 25 | 25016 | jjdelcerro | } |
| 26 | 24616 | jjdelcerro | |
| 27 | 25016 | jjdelcerro | public Object getDynValue(String name) throws DynFieldNotFoundException { |
| 28 | 25021 | jjdelcerro | // if( this.values == null ) {
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| 29 | // this.values = this.dynClass.createValues(null);
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| 30 | // return null;
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| 31 | // }
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| 32 | 25238 | jjdelcerro | FieldAndIndex x = dynClass.getDynFieldAndIndex(name); |
| 33 | Object value = values[ x.getIndex() ];
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| 34 | if( value != null ) { |
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| 35 | return x.getDynField().coerce( value );
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| 36 | } |
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| 37 | if( delegateds != null ) { |
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| 38 | for( int i=0; i<delegateds.length; i++) { |
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| 39 | DynObject dynObj = delegateds[i]; |
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| 40 | if( dynObj.hasDynValue(name) ) {
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| 41 | return dynObj.getDynValue(name);
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| 42 | } |
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| 43 | } |
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| 44 | } |
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| 45 | return x.getDynField().getDefaultValue();
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| 46 | 25016 | jjdelcerro | } |
| 47 | 24616 | jjdelcerro | |
| 48 | 25016 | jjdelcerro | public void setDynValue(String name, Object value) throws DynFieldNotFoundException { |
| 49 | 25021 | jjdelcerro | // if( this.values == null ) {
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| 50 | // this.values = this.dynClass.createValues(null);
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| 51 | // }
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| 52 | values[dynClass.getFieldIndex(name)] = value; |
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| 53 | 25016 | jjdelcerro | } |
| 54 | 24616 | jjdelcerro | |
| 55 | 25016 | jjdelcerro | public boolean instanceOf(DynClass dynClass) { |
| 56 | 25021 | jjdelcerro | return dynClass.isInstance(this); |
| 57 | 25016 | jjdelcerro | } |
| 58 | 24616 | jjdelcerro | |
| 59 | 25016 | jjdelcerro | public DynClass getDynClass() {
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| 60 | return this.dynClass; |
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| 61 | } |
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| 62 | |||
| 63 | 25238 | jjdelcerro | public boolean hasDynValue(String name) { |
| 64 | // if( this.values == null ) {
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| 65 | // this.values = this.dynClass.createValues(null);
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| 66 | // }
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| 67 | int index = dynClass.getFieldIndex(name);
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| 68 | if( this.values[index] == null ) { |
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| 69 | return false; |
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| 70 | } |
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| 71 | return true; |
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| 72 | 25034 | jjdelcerro | } |
| 73 | |||
| 74 | 25238 | jjdelcerro | public void delegate(DynObject[] dynObjects) { |
| 75 | if( delegateds == null ) { |
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| 76 | this.delegateds = new DynObject[ dynObjects.length]; |
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| 77 | System.arraycopy(dynObjects, 0, this.delegateds, 0, dynObjects.length); |
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| 78 | return ;
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| 79 | } |
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| 80 | DynObject[] newValues = new DynObject[ this.delegateds.length+dynObjects.length]; |
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| 81 | System.arraycopy(delegateds, 0, newValues, 0, delegateds.length); |
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| 82 | System.arraycopy(dynObjects, delegateds.length, newValues, delegateds.length, dynObjects.length);
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| 83 | // TODO, seguro que me he ido en algun +-1 en algun lado del arraycopy.
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| 84 | } |
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| 85 | |||
| 86 | 25016 | jjdelcerro | } |