关于Eclipse生成和导入Patch文件.

&

生成的文件如下:

如果系统对这个patch文件有识别的话是一个带有问号的icon文件.

 diff --git a/main/plugins/org.talend.designer.core/src/main/java/org/talend/designer/core/model/metadata/MetadataEmfFactory.java b/main/plugins/org.talend.designer.core/src/main/java/org/talend/designer/core/model/metadata/MetadataEmfFactory.java
 index a5f97fd..8e7cb2f 100644
 --- a/main/plugins/org.talend.designer.core/src/main/java/org/talend/designer/core/model/metadata/MetadataEmfFactory.java
 +++ b/main/plugins/org.talend.designer.core/src/main/java/org/talend/designer/core/model/metadata/MetadataEmfFactory.java
 @@ -73,9 +73,9 @@ public class MetadataEmfFactory {
                  colType.setComment(metaCol.getComment());
                  colType.setKey(metaCol.isKey());
                  colType.setNullable(metaCol.isNullable());
 -                if (metaCol.getLength() == null) {
 -                    // colType.setLength(-1);
 -                    colType.unsetLength();
 +                if (metaCol.getLength() == null || metaCol.getLength().intValue() < 0) {
 +                    colType.setLength(-1);
 +                    // colType.unsetLength();
                  } else {
                      colType.setLength(metaCol.getLength());
                  }
 @@ -90,9 +90,9 @@ public class MetadataEmfFactory {
                  }

                  colType.setName(metaCol.getLabel());
 -                if (metaCol.getPrecision() == null) {
 -                    // colType.setPrecision(-1);
 -                    colType.unsetPrecision();
 +                if (metaCol.getPrecision() == null || metaCol.getPrecision().intValue() < 0) {
 +                    colType.setPrecision(-1);
 +                    // colType.unsetPrecision();
                  } else {
                      colType.setPrecision(metaCol.getPrecision());
                  }
 @@ -144,12 +144,8 @@ public class MetadataEmfFactory {
              metaCol.setComment(colType.getComment());
              metaCol.setKey(colType.isKey());
              metaCol.setNullable(colType.isNullable());
 -            if (colType.isSetLength()) {
 -                if (colType.getLength() >= 0) {
 -                    metaCol.setLength(new Integer(colType.getLength()));
 -                } else {
 -                    metaCol.setLength(null);
 -                }
 +            if (colType.getLength() >= 0) {
 +                metaCol.setLength(new Integer(colType.getLength()));
              } else {
                  metaCol.setLength(null);
              }
 @@ -168,12 +164,8 @@ public class MetadataEmfFactory {
                  }
              }
              metaCol.setLabel(colType.getName());
 -            if (colType.isSetPrecision()) {
 -                if (colType.getPrecision() >= 0) {
 -                    metaCol.setPrecision(new Integer(colType.getPrecision()));
 -                } else {
 -                    metaCol.setPrecision(null);
 -                }
 +            if (colType.getPrecision() >= 0) {
 +                metaCol.setPrecision(new Integer(colType.getPrecision()));
              } else {
                  metaCol.setPrecision(null);
              }