本文整理了Java中org.eclipse.persistence.oxm.mappings.XMLDirectMapping.getFieldValue()方法的一些代码示例，展示了XMLDirectMapping.getFieldValue()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。XMLDirectMapping.getFieldValue()方法的具体详情如下：
包路径：org.eclipse.persistence.oxm.mappings.XMLDirectMapping
类名称：XMLDirectMapping
方法名：getFieldValue

XMLDirectMapping.getFieldValue介绍

[英]INTERNAL: Convert the attribute value to a field value. Process any converter if defined, and check for null values.
[中]

代码示例

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

public void writeSingleValue(Object value, Object parent, XMLRecord row, AbstractSession session) {
  Object fieldValue = getFieldValue(value, session, row);
  writeValueIntoRow(row, getField(), fieldValue);
}

代码示例来源：origin: com.haulmont.thirdparty/eclipselink

public void writeSingleValue(Object value, Object parent, XMLRecord row, AbstractSession session) {
  Object fieldValue = getFieldValue(value, session, row);
  if(fieldValue == null && getNullPolicy() != null) {
    getNullPolicy().directMarshal((Field) this.getField(), row, parent);
  } else {
    writeValueIntoRow(row, getField(), fieldValue);
  }
}

代码示例来源：origin: org.eclipse.persistence/org.eclipse.persistence.core

public void writeSingleValue(Object value, Object parent, XMLRecord row, AbstractSession session) {
  Object fieldValue = getFieldValue(value, session, row);
  if(fieldValue == null && getNullPolicy() != null) {
    getNullPolicy().directMarshal((Field) this.getField(), row, parent);
  } else {
    writeValueIntoRow(row, getField(), fieldValue);
  }
}

代码示例来源：origin: org.eclipse.persistence/com.springsource.org.eclipse.persistence

public boolean marshalSingleValue(XPathFragment xPathFragment, MarshalRecord marshalRecord, Object object, Object objectValue, AbstractSession session, NamespaceResolver namespaceResolver, MarshalContext marshalContext) {
  Object fieldValue = xmlDirectMapping.getFieldValue(objectValue, session, marshalRecord);
  // Check for a null value 
  if (null == fieldValue) {
    // Perform marshal operations based on the null policy
    return xmlDirectMapping.getNullPolicy().directMarshal(xPathFragment, marshalRecord, object, session, namespaceResolver);
  } else {
    QName schemaType = getSchemaType((XMLField) xmlDirectMapping.getField(), fieldValue, session);
    String stringValue = getValueToWrite(schemaType, fieldValue, (XMLConversionManager) session.getDatasourcePlatform().getConversionManager(), namespaceResolver);
    XPathFragment groupingFragment = marshalRecord.openStartGroupingElements(namespaceResolver);
    if (xPathFragment.isAttribute()) {
      marshalRecord.attribute(xPathFragment, namespaceResolver, stringValue);
      marshalRecord.closeStartGroupingElements(groupingFragment);
    } else {
      marshalRecord.closeStartGroupingElements(groupingFragment);
      if (xmlDirectMapping.isCDATA()) {
        marshalRecord.cdata(stringValue);
      } else {
        marshalRecord.characters(stringValue);
      }
    }
    return true;
  }
}