com.opengamma.web.server.push.analytics.DependencyGraphGrid.java Source code

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Here is the source code for com.opengamma.web.server.push.analytics.DependencyGraphGrid.java

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/**
 * Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
 *
 * Please see distribution for license.
 */
package com.opengamma.web.server.push.analytics;

import java.util.List;

import org.apache.commons.collections.CollectionUtils;

import com.google.common.collect.Lists;
import com.opengamma.engine.ComputationTargetResolver;
import com.opengamma.engine.value.ValueSpecification;
import com.opengamma.engine.view.calc.ViewCycle;
import com.opengamma.engine.view.compilation.CompiledViewDefinition;
import com.opengamma.util.ArgumentChecker;

/**
 *
 */
public class DependencyGraphGrid extends AnalyticsGrid<DependencyGraphViewport> {

    private final String _calcConfigName;
    private final DependencyGraphGridStructure _gridStructure;

    private ViewCycle _latestCycle;
    private ResultsCache _cache;

    protected DependencyGraphGrid(DependencyGraphGridStructure gridStructure, String calcConfigName, String gridId,
            ViewCycle cycle, ResultsCache cache) {
        super(gridId);
        ArgumentChecker.notNull(gridStructure, "gridStructure");
        ArgumentChecker.notNull(calcConfigName, "calcConfigName");
        ArgumentChecker.notNull(gridId, "gridId");
        ArgumentChecker.notNull(cycle, "cycle");
        ArgumentChecker.notNull(cache, "history");
        _gridStructure = gridStructure;
        _calcConfigName = calcConfigName;
        _latestCycle = cycle;
        _cache = cache;
    }

    /* package */
    static DependencyGraphGrid create(CompiledViewDefinition compiledViewDef, ValueSpecification target,
            String calcConfigName, ViewCycle cycle, ResultsCache cache, String gridId,
            ComputationTargetResolver targetResolver) {
        DependencyGraphStructureBuilder builder = new DependencyGraphStructureBuilder(compiledViewDef, target,
                calcConfigName, targetResolver);
        return new DependencyGraphGrid(builder.getStructure(), calcConfigName, gridId, cycle, cache);
    }

    @Override
    public DependencyGraphGridStructure getGridStructure() {
        return _gridStructure;
    }

    @Override
    protected DependencyGraphViewport createViewport(ViewportSpecification viewportSpec, String dataId) {
        return new DependencyGraphViewport(viewportSpec, _calcConfigName, _gridStructure, _latestCycle, _cache,
                dataId);
    }

    public List<String> updateResults(ViewCycle cycle, ResultsCache cache) {
        _latestCycle = cycle;
        _cache = cache;
        List<String> updatedIds = Lists.newArrayList();
        for (DependencyGraphViewport viewport : _viewports.values()) {
            CollectionUtils.addIgnoreNull(updatedIds, viewport.updateResults(cycle, cache));
        }
        return updatedIds;
    }

    public long updateViewport(String viewportId, ViewportSpecification viewportSpec, ViewCycle cycle,
            ResultsCache cache) {
        return getViewport(viewportId).update(viewportSpec, cycle, cache);
    }
}