How to use

currentProperty

method

in

org.apache.jackrabbit.oak.query.ast.SelectorImpl

@Override
public PropertyValue currentProperty() {
  PropertyValue p;
  if (propertyType == PropertyType.UNDEFINED) {
    p = selector.currentProperty(propertyName);
  } else {
    p = selector.currentProperty(propertyName, propertyType);
  }
  return p;        
}

/**
 * verify that a property exists in the node. {@code property IS NOT NULL}
 * 
 * @param propertyName the property to check
 * @param selector the selector to work with
 * @return true if the property is there, false otherwise.
 */
boolean enforcePropertyExistence(String propertyName, SelectorImpl selector) {
  PropertyValue p = selector.currentProperty(propertyName);
  if (p == null) {
    return false;
  }
  return true;
}

@Override
public PropertyValue currentProperty() {
  PropertyValue p;
  if (propertyType == PropertyType.UNDEFINED) {
    p = selector.currentProperty(propertyName);
  } else {
    p = selector.currentProperty(propertyName, propertyType);
  }
  return p;        
}

@Override
public boolean evaluate() {
  return selector.currentProperty(propertyName) != null;
}

@Override
public PropertyValue currentProperty() {
  PropertyValue p;
  if (propertyType == PropertyType.UNDEFINED) {
    p = selector.currentProperty(propertyName);
  } else {
    p = selector.currentProperty(propertyName, propertyType);
  }
  return p;        
}

@Override
public boolean evaluate() {
  return selector.currentProperty(propertyName) != null;
}

public PropertyValue currentProperty() {
  return selector.currentProperty(propertyName);
}

public PropertyValue currentProperty() {
  return selector.currentProperty(propertyName);
}

@Override
public boolean evaluate() {
  return selector.currentProperty(propertyName) != null;
}

/**
 * verify that a property exists in the node. {@code property IS NOT NULL}
 * 
 * @param propertyName the property to check
 * @param selector the selector to work with
 * @return true if the property is there, false otherwise.
 */
boolean enforcePropertyExistence(String propertyName, SelectorImpl selector) {
  PropertyValue p = selector.currentProperty(propertyName);
  if (p == null) {
    return false;
  }
  return true;
}

public PropertyValue currentProperty() {
  return selector.currentProperty(propertyName);
}

/**
 * verify that a property exists in the node. {@code property IS NOT NULL}
 * 
 * @param propertyName the property to check
 * @param selector the selector to work with
 * @return true if the property is there, false otherwise.
 */
boolean enforcePropertyExistence(String propertyName, SelectorImpl selector) {
  PropertyValue p = selector.currentProperty(propertyName);
  if (p == null) {
    return false;
  }
  return true;
}

@Override
public boolean evaluate() {
  // disable evaluation if a fulltext index is used,
  // and because we don't know how to process native
  // conditions
  if (!(selector.getIndex() instanceof FulltextQueryIndex)) {
    log.warn("No full-text index was found that can process the condition " + toString());
    return false;
  }
  // verify the path is readable
  PropertyValue p = pathExpression.currentValue();
  String path = p.getValue(Type.STRING);
  if (selector.getTree(path) == null) {
    return false;
  }
  if (propertyName != null) {
    if (selector.currentProperty(propertyName) == null) {
      // property not found
      return false;
    }
  }
  
  // we assume the index only returns the requested entries
  return true;
}

@Override
public boolean evaluate() {
  // disable evaluation if a fulltext index is used,
  // and because we don't know how to process native
  // conditions
  if (!(selector.getIndex() instanceof FulltextQueryIndex)) {
    log.warn("No full-text index was found that can process the condition " + toString());
    return false;
  }
  // verify the path is readable
  PropertyValue p = pathExpression.currentValue();
  String path = p.getValue(Type.STRING);
  if (selector.getTree(path) == null) {
    return false;
  }
  if (propertyName != null) {
    if (selector.currentProperty(propertyName) == null) {
      // property not found
      return false;
    }
  }
  
  // we assume the index only returns the requested entries
  return true;
}

@Override
public boolean evaluate() {
  // disable evaluation if a fulltext index is used,
  // and because we don't know how to process native
  // conditions
  if (!(selector.getIndex() instanceof FulltextQueryIndex)) {
    log.warn("No full-text index was found that can process the condition " + toString());
    return false;
  }
  // verify the path is readable
  PropertyValue p = pathExpression.currentValue();
  String path = p.getValue(Type.STRING);
  if (selector.getTree(path) == null) {
    return false;
  }
  if (propertyName != null) {
    if (selector.currentProperty(propertyName) == null) {
      // property not found
      return false;
    }
  }
  
  // we assume the index only returns the requested entries
  return true;
}

boolean isRelative = propertyName.indexOf('/') >= 0;
if (!isRelative) {
  return selector.currentProperty(propertyName) == null;

boolean isRelative = propertyName.indexOf('/') >= 0;
if (!isRelative) {
  return selector.currentProperty(propertyName) == null;

boolean isRelative = propertyName.indexOf('/') >= 0;
if (!isRelative) {
  return selector.currentProperty(propertyName) == null;

PropertyValue p1 = selector1.currentProperty(property1Name);
if (p1 == null) {
PropertyValue p2 = selector2.currentProperty(property2Name);
if (p2 == null) {

@Override
public void restrict(FilterImpl f) {
  if (f.getSelector().equals(selector1)) {
    PropertyValue p2 = selector2.currentProperty(property2Name);
    if (p2 == null && f.isPreparing() && f.isPrepared(selector2)) {
    PropertyValue p1 = selector1.currentProperty(property1Name);
    if (p1 == null && f.isPreparing() && f.isPrepared(selector1)) {