Revision 10627 trunk/libraries/libFMap/src/com/iver/cit/gvsig/fmap/operations/arcview/ArcJoinDataSource.java
| ArcJoinDataSource.java | ||
|---|---|---|
| 1 | 1 |
package com.iver.cit.gvsig.fmap.operations.arcview; |
| 2 | 2 |
|
| 3 |
import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
|
| 3 | 4 |
import com.hardcode.gdbms.engine.data.DataSource; |
| 4 |
import com.hardcode.gdbms.engine.data.driver.DriverException; |
|
| 5 | 5 |
import com.hardcode.gdbms.engine.data.persistence.Memento; |
| 6 | 6 |
import com.hardcode.gdbms.engine.data.persistence.MementoException; |
| 7 | 7 |
import com.hardcode.gdbms.engine.data.persistence.OperationLayerMemento; |
| ... | ... | |
| 38 | 38 |
} |
| 39 | 39 |
|
| 40 | 40 |
/** |
| 41 |
* @throws ReadDriverException |
|
| 41 | 42 |
* @see com.hardcode.gdbms.engine.data.DataSource#start() |
| 42 | 43 |
*/ |
| 43 |
public void start() throws DriverException {
|
|
| 44 |
public void start() throws ReadDriverException {
|
|
| 44 | 45 |
source.start(); |
| 45 | 46 |
linked.start(); |
| 46 | 47 |
} |
| ... | ... | |
| 48 | 49 |
/** |
| 49 | 50 |
* @see com.hardcode.gdbms.engine.data.DataSource#stop() |
| 50 | 51 |
*/ |
| 51 |
public void stop() throws DriverException {
|
|
| 52 |
public void stop() throws ReadDriverException {
|
|
| 52 | 53 |
source.stop(); |
| 53 | 54 |
linked.stop(); |
| 54 | 55 |
} |
| ... | ... | |
| 56 | 57 |
/** |
| 57 | 58 |
* @see com.hardcode.gdbms.engine.data.FieldNameAccess#getFieldIndexByName(java.lang.String) |
| 58 | 59 |
*/ |
| 59 |
public int getFieldIndexByName(String fieldName) throws DriverException {
|
|
| 60 |
public int getFieldIndexByName(String fieldName) throws ReadDriverException {
|
|
| 60 | 61 |
for (int i = 0; i < getFieldCount(); i++) {
|
| 61 | 62 |
if (getFieldName(i).equals(fieldName)){
|
| 62 | 63 |
return i; |
| 63 | 64 |
} |
| 64 | 65 |
} |
| 65 |
|
|
| 66 |
|
|
| 66 | 67 |
return -1; |
| 67 | 68 |
} |
| 68 | 69 |
|
| ... | ... | |
| 70 | 71 |
* @see com.hardcode.gdbms.engine.data.ReadDriver#getFieldValue(long, int) |
| 71 | 72 |
*/ |
| 72 | 73 |
public Value getFieldValue(long rowIndex, int fieldId) |
| 73 |
throws DriverException {
|
|
| 74 |
throws ReadDriverException {
|
|
| 74 | 75 |
if (fieldId < source.getFieldCount()) {
|
| 75 | 76 |
return source.getFieldValue(rowIndex, fieldId); |
| 76 |
} else {
|
|
| 77 |
fieldId = fieldId - source.getFieldCount();
|
|
| 77 |
} |
|
| 78 |
fieldId = fieldId - source.getFieldCount(); |
|
| 78 | 79 |
|
| 79 |
if (fieldId >= linkFieldindex) {
|
|
| 80 |
fieldId++;
|
|
| 81 |
}
|
|
| 80 |
if (fieldId >= linkFieldindex) {
|
|
| 81 |
fieldId++; |
|
| 82 |
} |
|
| 82 | 83 |
|
| 83 |
int index = relation[(int) rowIndex];
|
|
| 84 |
int index = relation[(int) rowIndex]; |
|
| 84 | 85 |
|
| 85 |
if (index == -1) {
|
|
| 86 |
return ValueFactory.createNullValue(); |
|
| 87 |
} |
|
| 88 |
|
|
| 89 |
return linked.getFieldValue(index, fieldId); |
|
| 86 |
if (index == -1) {
|
|
| 87 |
return ValueFactory.createNullValue(); |
|
| 90 | 88 |
} |
| 89 |
|
|
| 90 |
return linked.getFieldValue(index, fieldId); |
|
| 91 | 91 |
} |
| 92 | 92 |
|
| 93 | 93 |
/** |
| 94 | 94 |
* @see com.hardcode.gdbms.engine.data.ReadDriver#getFieldCount() |
| 95 | 95 |
*/ |
| 96 |
public int getFieldCount() throws DriverException {
|
|
| 96 |
public int getFieldCount() throws ReadDriverException {
|
|
| 97 | 97 |
return (source.getFieldCount() + linked.getFieldCount()) - 1; |
| 98 | 98 |
} |
| 99 | 99 |
|
| 100 | 100 |
/** |
| 101 | 101 |
* @see com.hardcode.gdbms.engine.data.ReadDriver#getFieldName(int) |
| 102 | 102 |
*/ |
| 103 |
public String getFieldName(int fieldId) throws DriverException {
|
|
| 103 |
public String getFieldName(int fieldId) throws ReadDriverException {
|
|
| 104 | 104 |
if (fieldId < source.getFieldCount()) {
|
| 105 | 105 |
return source.getFieldName(fieldId); |
| 106 |
} else {
|
|
| 107 |
fieldId = fieldId - source.getFieldCount();
|
|
| 106 |
} |
|
| 107 |
fieldId = fieldId - source.getFieldCount(); |
|
| 108 | 108 |
|
| 109 |
if (fieldId >= linkFieldindex) {
|
|
| 110 |
fieldId++; |
|
| 111 |
} |
|
| 112 |
|
|
| 113 |
return "link_"+linked.getFieldName(fieldId); |
|
| 109 |
if (fieldId >= linkFieldindex) {
|
|
| 110 |
fieldId++; |
|
| 114 | 111 |
} |
| 112 |
|
|
| 113 |
return "link_"+linked.getFieldName(fieldId); |
|
| 115 | 114 |
} |
| 116 | 115 |
|
| 117 | 116 |
/** |
| 118 | 117 |
* @see com.hardcode.gdbms.engine.data.ReadDriver#getRowCount() |
| 119 | 118 |
*/ |
| 120 |
public long getRowCount() throws DriverException {
|
|
| 119 |
public long getRowCount() throws ReadDriverException {
|
|
| 121 | 120 |
return source.getRowCount(); |
| 122 | 121 |
} |
| 123 | 122 |
|
| 124 | 123 |
/** |
| 125 | 124 |
* @see com.hardcode.gdbms.engine.data.ReadDriver#getFieldType(int) |
| 126 | 125 |
*/ |
| 127 |
public int getFieldType(int i) throws DriverException {
|
|
| 126 |
public int getFieldType(int i) throws ReadDriverException {
|
|
| 128 | 127 |
if (i < source.getFieldCount()) {
|
| 129 | 128 |
return source.getFieldType(i); |
| 130 |
} else {
|
|
| 131 |
i = i - source.getFieldCount();
|
|
| 129 |
} |
|
| 130 |
i = i - source.getFieldCount(); |
|
| 132 | 131 |
|
| 133 |
if (i >= linkFieldindex) {
|
|
| 134 |
i++; |
|
| 135 |
} |
|
| 136 |
|
|
| 137 |
return linked.getFieldType(i); |
|
| 132 |
if (i >= linkFieldindex) {
|
|
| 133 |
i++; |
|
| 138 | 134 |
} |
| 135 |
|
|
| 136 |
return linked.getFieldType(i); |
|
| 139 | 137 |
} |
| 140 | 138 |
|
| 141 | 139 |
/** |
| ... | ... | |
| 146 | 144 |
new Memento[]{source.getMemento(), linked.getMemento()}, getSQL());
|
| 147 | 145 |
} |
| 148 | 146 |
|
| 149 |
public int getFieldWidth(int i) throws DriverException {
|
|
| 147 |
public int getFieldWidth(int i) throws ReadDriverException {
|
|
| 150 | 148 |
if (i < source.getFieldCount()) {
|
| 151 | 149 |
return source.getFieldWidth(i); |
| 152 |
} else {
|
|
| 153 |
i = i - source.getFieldCount();
|
|
| 150 |
} |
|
| 151 |
i = i - source.getFieldCount(); |
|
| 154 | 152 |
|
| 155 |
if (i >= linkFieldindex) {
|
|
| 156 |
i++; |
|
| 157 |
} |
|
| 158 |
|
|
| 159 |
return linked.getFieldWidth(i); |
|
| 153 |
if (i >= linkFieldindex) {
|
|
| 154 |
i++; |
|
| 160 | 155 |
} |
| 156 |
|
|
| 157 |
return linked.getFieldWidth(i); |
|
| 161 | 158 |
} |
| 162 |
|
|
| 163 |
public boolean isVirtualField(int fieldId) throws DriverException {
|
|
| 159 |
|
|
| 160 |
public boolean isVirtualField(int fieldId) throws ReadDriverException {
|
|
| 164 | 161 |
if (fieldId < source.getFieldCount()) {
|
| 165 | 162 |
return source.isVirtualField(fieldId); |
| 166 |
} else {
|
|
| 167 |
fieldId = fieldId - source.getFieldCount();
|
|
| 163 |
} |
|
| 164 |
fieldId = fieldId - source.getFieldCount(); |
|
| 168 | 165 |
|
| 169 |
if (fieldId >= linkFieldindex) {
|
|
| 170 |
fieldId++; |
|
| 171 |
} |
|
| 172 |
|
|
| 173 |
return linked.isVirtualField(fieldId); |
|
| 166 |
if (fieldId >= linkFieldindex) {
|
|
| 167 |
fieldId++; |
|
| 174 | 168 |
} |
| 175 |
} |
|
| 169 |
|
|
| 170 |
return linked.isVirtualField(fieldId); |
|
| 171 |
} |
|
| 176 | 172 |
} |
Also available in: Unified diff