Example usage for org.apache.commons.jxpath JXPathContext getValue

Introduction

In this page you can find the example usage for org.apache.commons.jxpath JXPathContext getValue.

Prototype

public abstract Object getValue(String xpath);

Source Link

Document

Evaluates the xpath and returns the resulting object.

Usage

From source file:org.xchain.javassist.CommandEngineeringTest.java

@Test
public void testWrappingExecute() throws Exception {
    Command command = getWrappingCommand("org.xchain.javassist.SimpleCommand");

    // create a context.
    JXPathContext context = JXPathContext.newContext(new Object());

    // execute the command
    command.execute(context);/*from   w  ww . j  a v  a 2  s  . c  o m*/

    // assert that the namespace was defined while the command executed.
    assertEquals("The namespace returned was not correct.", (Object) "http://www.xchain.org/test",
            context.getValue("$namespace"));

    // assert that the namespace is no longer defined on the context.
    assertEquals("The namespace was still defined on the context.", (String) null,
            context.getNamespaceURI("test"));
}

From source file:org.xchain.javassist.CommandEngineeringTest.java

@Test
public void testWrappingInnerExecute() throws Exception {
    Command command = getWrappingInnerCommand("org.xchain.javassist.InnerClassCommand");

    // create a context.
    JXPathContext context = JXPathContext.newContext(new Object());

    // execute the command
    command.execute(context);/*from w w  w  . ja v a  2 s  .c  om*/

    // assert that the namespace was defined while the command executed.
    assertEquals("The namespace returned was not correct.", (Object) "http://www.xchain.org/test",
            context.getValue("$namespace"));
    assertEquals("The namespace returned was not correct.", (Object) "http://www.xchain.org/test-inner",
            context.getValue("$inner-namespace"));
    assertEquals("The namespace returned was not correct.", (Object) "http://www.xchain.org/test-static-inner",
            context.getValue("$static-inner-namespace"));

    // assert that the namespace is no longer defined on the context.
    assertEquals("The namespace was still defined on the context.", (String) null,
            context.getNamespaceURI("test"));
}

From source file:org.xchain.namespaces.hibernate.PersistCommand.java

/**
 * Persist the entity at the given QName.  Note that persist will only perform an
 * insert if it is within a transaction.
 *///www  . java2s.c o m
public boolean execute(JXPathContext context) throws Exception {
    if (!hasEntity())
        throw new Exception("A persist command must reference an entity.");

    // Get the session from the context.
    Session session = HibernateLifecycle.getCurrentSession(getName(context));

    // Get the entity.
    Object entity = context.getValue(getEntity(context));

    if (entity == null)
        throw new Exception("Unable to find entity at: " + getEntity(context));

    // Perform the persist.
    session.persist(entity);

    // The persist is executed.
    return false;
}

From source file:org.xchain.namespaces.hibernate.SaveCommand.java

/**
 * Save the entity at the given QName.  Note that save will perform an insert
 * immediately, no matter if this is inside or outside a transaction.
 */// w  w w  . ja  v a2 s.  c  om
public boolean execute(JXPathContext context) throws Exception {
    if (!hasEntity())
        throw new Exception("A save command must reference an entity.");

    // Get the session from the context.
    Session session = HibernateLifecycle.getCurrentSession(getName(context));

    // Get the entity.
    Object entity = context.getValue(getEntity(context));

    if (entity == null)
        throw new Exception("Unable to find entity at: " + getEntity(context));

    // Perform the save.
    session.save(entity);

    // The save is executed.
    return false;
}

From source file:org.xchain.namespaces.hibernate.test.command.TestTransaction2.java

public boolean execute(JXPathContext context) throws Exception {
    boolean result = false;
    Transaction transaction = (Transaction) context.getValue("$test-success-1");

    // test commit of transaction
    if (transaction != null && transaction.wasCommitted()) {
        // assert that the command succeeded.
        context.getVariables().declareVariable("test-success-2", "true");
    }//from w  w  w  . ja v  a  2  s  .c om

    // execute the chain 
    return super.execute(context);
}

From source file:org.xiforge.pentaho.di.trans.step.parsejsonstring.ParseJsonString.java

private Object[] addRowData(Object[] r) throws KettleException {
    // Parsing field
    final JSON json = JSONSerializer.toJSON(r[data.fieldPos].toString());
    final JXPathContext context = JXPathContext.newContext(json);
    final String[] fieldNames = meta.getFieldName();
    final RowMetaInterface rowMeta = data.outputRowMeta;

    // Parsing each path into otuput rows
    for (int i = 0; i < fieldNames.length; i++) {
        final String fieldPath = meta.getXPath()[i];
        final String fieldName = meta.getFieldName()[i];
        final Object fieldValue = context.getValue(fieldPath);
        final Integer fieldIndex = rowMeta.indexOfValue(fieldNames[i]);
        final ValueMetaInterface valueMeta = rowMeta.getValueMeta(fieldIndex);
        final DateFormat df = (valueMeta.getType() == ValueMetaInterface.TYPE_DATE)
                ? new SimpleDateFormat(meta.getFieldFormat()[i])
                : null;//ww  w. j a v a  2 s.c o  m

        // safely add the unique field at the end of the output row
        r = RowDataUtil.addValueData(r, fieldIndex,
                getRowDataValue(fieldName, valueMeta, valueMeta, fieldValue, df));
    }

    return r;
}

From source file:org.xsystem.bpm2machineservice.impl.execution.AssociationsResolver.java

public void resolve(List<DataAssociation> associations) {
    JXPathContext fromdata = scriptingService.makeJXPathContext(fromCtx);

    JXPathContext todata = scriptingService.makeJXPathContext(toCtx);

    associations.stream().flatMap(association -> association.getAssignment().stream()).forEach(assignment -> {
        FormalExpression fromExp = (FormalExpression) assignment.getFrom();
        String from = fromExp.getBody();
        Object fromValue = fromdata.getValue(from);

        FormalExpression toExp = (FormalExpression) assignment.getTo();
        String to = toExp.getBody();

        todata.setValue(to, fromValue);/*w  w w. j  av  a2s.  c  o  m*/
    });

}

From source file:org.xsystem.bpm2machineservice.impl.ExecutionService.java

boolean checkSubscription(String processId, Map<String, Object> messageData, Object testExpr) {
    List<Map<String, String>> expList = (List) testExpr;
    if (Auxilary.isEmptyOrNull(expList)) {
        return true;
    }//from  w w w .java 2s. c  om
    boolean ok = true;
    Map processContext = getProcessContext(processId, null);
    JXPathContext msgContext = scriptingService.makeJXPathContext(messageData);

    JXPathContext procContext = scriptingService.makeJXPathContext(processContext);

    for (Map<String, String> row : expList) {
        String fromExp = row.get("from");
        String toExp = row.get("to");
        Object fromValue = msgContext.getValue(fromExp);
        Object toValue = procContext.getValue(toExp);
        if (!fromValue.equals(toValue)) {
            return false;
        }
    }

    return ok;
}

From source file:org.xsystem.sql2.http.impl.HttpHelper.java

public static int getThumb(FileFormat fileFormat, Map<String, Object> reqContext) {
    if (fileFormat == null) {
        return -1;
    }/* ww w .  j  a v  a  2 s.  c  o  m*/
    String eval = fileFormat.getPreview();
    if (eval.isEmpty()) {
        return 200;
    }
    JXPathContext context = JXPathContext.newContext(reqContext);
    context.setLenient(true);
    Object obj = context.getValue(eval);
    if (obj == null) {
        return 200;
    }
    Integer ret = Integer.valueOf(obj.toString().trim());

    return ret;
}

From source file:org.xsystem.sql2.http.impl.HttpHelper.java

public static FileTransfer getFileTransfer(FileFormat fileFormat, Object value,
        BiFunction<String, Object, byte[]> bi) {
    Map row = null;//  ww w. j av a  2s  .  c om
    if (value instanceof List) {
        List lst = (List) value;
        if (!lst.isEmpty()) {
            Object test = lst.get(0);
            if (test instanceof Map) {
                row = (Map) test;
            }
        }
    } else if (value instanceof Map) {
        row = (Map) value;
    }
    if (row == null) {
        return null;
    }
    String evalContenttype = fileFormat.getContenttype();
    String evalFilename = fileFormat.getFilename();
    String evalContent = fileFormat.getContent();
    String evalFormat = fileFormat.getFormat();
    JXPathContext context = JXPathContext.newContext(row);
    context.setLenient(true);
    String contenttype = (String) context.getValue(evalContenttype);
    String filename = (String) context.getValue(evalFilename);
    //byte[] content = (byte[]) context.getValue(evalContent);
    String format = (String) context.getValue(evalFormat);
    Object data = context.getValue(evalContent);

    byte[] content = bi.apply(fileFormat.getStorage(), data);

    if (content == null) {
        return null;
    }
    FileTransfer ret = new FileTransfer();
    ret.setContentType(contenttype);
    ret.setData(content);
    ret.setFileName(filename);
    ret.setFileType(format);
    return ret;
}