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34 package info.magnolia.rendering.renderer;
35
36 import freemarker.template.TemplateException;
37 import info.magnolia.context.MgnlContext;
38 import info.magnolia.freemarker.FreemarkerHelper;
39 import info.magnolia.objectfactory.Components;
40 import info.magnolia.rendering.context.RenderingContext;
41 import info.magnolia.rendering.engine.RenderException;
42 import info.magnolia.rendering.engine.RenderingEngine;
43 import info.magnolia.rendering.template.RenderableDefinition;
44 import info.magnolia.rendering.util.AppendableWriter;
45
46 import java.io.IOException;
47 import java.util.HashMap;
48 import java.util.Locale;
49 import java.util.Map;
50
51 import javax.inject.Inject;
52 import javax.jcr.Node;
53
54 import org.slf4j.Logger;
55 import org.slf4j.LoggerFactory;
56
57
58
59
60 public class FreemarkerRenderer extends AbstractRenderer {
61
62 private final Logger log = LoggerFactory.getLogger(getClass());
63
64 private final FreemarkerHelper fmHelper;
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70
71
72 public FreemarkerRenderer() {
73 this(Components.getComponent(FreemarkerHelper.class));
74 }
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78
79 FreemarkerRenderer(FreemarkerHelper fmRenderer) {
80 this.fmHelper = fmRenderer;
81 }
82
83 @Inject
84 public FreemarkerRenderer(FreemarkerHelper fmRenderer, RenderingEngine renderingEngine) {
85 super(renderingEngine);
86 this.fmHelper = fmRenderer;
87 }
88
89 @Override
90 protected void onRender(Node content, RenderableDefinition definition, RenderingContext renderingCtx, Map<String, Object> ctx, String templateScript) throws RenderException {
91 final Locale locale = MgnlContext.getAggregationState().getLocale();
92
93 try {
94 AppendableWriter out = renderingCtx.getAppendable();
95 fmHelper.render(templateScript, locale, definition.getI18nBasename(), ctx, out);
96 } catch (TemplateException e) {
97 throw new RenderException(e);
98 } catch (IOException e) {
99 throw new RenderException(e);
100 }
101 }
102
103 @Override
104 protected Map<String, Object> newContext() {
105 return new HashMap<String, Object>();
106 }
107
108 public FreemarkerHelper getFmHelper() {
109 return fmHelper;
110 }
111
112 }