Examples with ExternalNodeData org.knime.core.node.dialog.ExternalNodeData used on opensource projects

Example 6 with ExternalNodeData

use of org.knime.core.node.dialog.ExternalNodeData in project knime-core by knime.

the class WorkflowManager method getExternalNodeDataHandles.

/**
 * Implementation of {@link #getInputNodes()} and {@link #getExternalOutputs()}.
 *
 * @param nodeModelClass either {@link InputNode}.class or {@link OutputNode}.class.
 * @param retriever resolves the data object from the input or output.
 * @return List of nodes with their parameter names unified.
 */
// package scope for tests
<T> List<ExternalNodeDataHandle> getExternalNodeDataHandles(final Class<T> nodeModelClass, final Function<T, ExternalNodeData> retriever) {
    List<ExternalNodeDataHandle> result = new ArrayList<>();
    try (WorkflowLock lock = lock()) {
        Map<NodeID, T> externalNodeDataMap = findNodes(nodeModelClass, NodeModelFilter.all(), true, true);
        // get all "parameter names" from all nodes in the workflow in order to see if there are name conflicts;
        // occurrence map like {"string-input" -> 1, "foo" -> 1, "bar" -> 3}
        Map<String, Long> parameterNamesToCountMap = externalNodeDataMap.values().stream().map(retriever).map(extNodeData -> extNodeData.getID()).collect(Collectors.groupingBy(Function.identity(), Collectors.counting()));
        parameterNamesToCountMap.values().removeAll(Collections.singleton(Long.valueOf(1L)));
        Set<String> nonUniqueParameterNames = parameterNamesToCountMap.keySet();
        if (!nonUniqueParameterNames.isEmpty()) {
            LOGGER.warnWithFormat("Workflow contains nodes with duplicate parameter name " + "(will be made unique by appending node IDs): %s", ConvenienceMethods.getShortStringFrom(nonUniqueParameterNames, 5));
        }
        // create result list, make keys unique where needed but also retain the fully qualified parameter name
        for (Map.Entry<NodeID, T> entry : externalNodeDataMap.entrySet()) {
            NodeID nodeID = entry.getKey();
            ExternalNodeData nodeData = retriever.apply(entry.getValue());
            String parameterNameShort = nodeData.getID();
            // this ID = 0:3, nodeID = 0:3:5:0:2:2 => nodeIDRelativePath = 5:0:2:2
            String nodeIDRelativePath = StringUtils.removeStart(nodeID.toString(), getID().toString() + ":");
            // nodeIDRelativePath = 5:0:2:2 --> 5:2:2 (':0' are internals of a subnode)
            nodeIDRelativePath = StringUtils.remove(nodeIDRelativePath, ":0");
            String parameterNameFullyQualified = (parameterNameShort.isEmpty() ? "" : parameterNameShort + "-") + nodeIDRelativePath;
            if (nonUniqueParameterNames.contains(parameterNameShort)) {
                parameterNameShort = parameterNameFullyQualified;
            }
            result.add(new ExternalNodeDataHandle(parameterNameShort, parameterNameFullyQualified, (NativeNodeContainer) findNodeContainer(nodeID), nodeData));
        }
        return result;
    }
}

Example 7 with ExternalNodeData

use of org.knime.core.node.dialog.ExternalNodeData in project knime-core by knime.

the class OpenAPIDefinitionGenerator method createParametersDescription.

private static JsonObject createParametersDescription(final Map<String, ExternalNodeData> nodes) {
    JsonObjectBuilder root = Json.createObjectBuilder();
    if (!nodes.isEmpty()) {
        JsonObjectBuilder properties = Json.createObjectBuilder();
        for (Map.Entry<String, ExternalNodeData> e : nodes.entrySet()) {
            if (e.getValue().getJSONValue() != null) {
                JsonObjectBuilder input = translateToSchema(e.getValue().getJSONValue());
                e.getValue().getDescription().ifPresent(d -> input.add("description", d));
                input.add("example", e.getValue().getJSONValue());
                properties.add(e.getKey(), input);
            }
        }
        root.add("type", "object");
        root.add("properties", properties);
    }
    return root.build();
}

Example 8 with ExternalNodeData

use of org.knime.core.node.dialog.ExternalNodeData in project knime-core by knime.

the class TestSRV559_RecursiveInputNodesViaREST method testListExternalDataNodes.

@Test
public void testListExternalDataNodes() throws Exception {
    assumeRunOnlyOnce();
    WorkflowManager manager = getManager();
    executeAllAndWait();
    Map<String, ExternalNodeData> inputNodes = manager.getInputNodes();
    assertThat("Wrong number inputs", inputNodes.size(), is(4));
    assertThat("Input parameter list wrong", inputNodes.keySet(), containsInAnyOrder("top-level-string-input-1", "top-level-credentials-input-2", "metanode-level-string-input-21:10", "metanode-level-credentials-input-21:11"));
    ExternalNodeData topLevelStringInputData = inputNodes.get("top-level-string-input-1");
    assertThat(topLevelStringInputData.getJSONValue().toString(), is("\"foo\""));
    ExternalNodeData topLevelCredInputData = inputNodes.get("top-level-credentials-input-2");
    assertThat(topLevelCredInputData.getJSONValue(), is(toJson("{\"username\":\"foo-login\", \"password\":null}")));
    ExternalNodeData metanodeLevelStringInputData = inputNodes.get("metanode-level-string-input-21:10");
    assertThat(metanodeLevelStringInputData.getJSONValue().toString(), is("\"foo\""));
    ExternalNodeData metanodeLevelCredInputData = inputNodes.get("metanode-level-credentials-input-21:11");
    assertThat(metanodeLevelCredInputData.getJSONValue(), is(toJson("{\"username\":\"foo-login\",\"password\":null}")));
    Map<String, ExternalNodeData> outputs = manager.getExternalOutputs();
    assertThat(outputs.size(), is(2));
    assertThat(outputs.keySet(), containsInAnyOrder("top-level-json-output-7", "metanode-level-json-output-21:16"));
    ExternalNodeData outputDataTopLevel = outputs.get("top-level-json-output-7");
    assertThat(outputDataTopLevel.getID(), is("top-level-json-output"));
    assertThat(outputDataTopLevel.getJSONValue(), is(toJson("{\"top-level-string-input\":\"foo\", \"metanode-level-string-input\":\"foo\"}")));
    ExternalNodeData outputDataMetanodeLevel = outputs.get("metanode-level-json-output-21:16");
    assertThat(outputDataMetanodeLevel.getID(), is("metanode-level-json-output"));
    assertThat(outputDataMetanodeLevel.getJSONValue(), is(toJson("{\"metanode-level-string-input\":\"foo\"}")));
}

Example 9 with ExternalNodeData

use of org.knime.core.node.dialog.ExternalNodeData in project knime-core by knime.

the class TestSRV559_RecursiveInputNodesViaREST method testSetInvalidViaJSON.

@Test(expected = InvalidSettingsException.class)
public void testSetInvalidViaJSON() throws Exception {
    WorkflowManager manager = getManager();
    // should work either way - executed or not
    executeAllAndWait();
    Map<String, ExternalNodeData> inputMap = new HashMap<>();
    final String stringInputKey = m_useSuffix ? "top-level-string-input-1" : "top-level-string-input";
    final String credsInputKey = m_useSuffix ? "top-level-credentials-input-2" : "top-level-credentials-input";
    inputMap.put(stringInputKey, ExternalNodeData.builder(stringInputKey).jsonValue(toJson("{\"string\":\"valid\"}")).build());
    inputMap.put(credsInputKey, ExternalNodeData.builder(credsInputKey).jsonValue(toJson("{\"username\":\"bar-login\", \"password\":\"bar-password\"}")).build());
    manager.setInputNodes(inputMap);
}