Package org.apache.camel.component.properties

Examples of org.apache.camel.component.properties.PropertiesComponent

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                try {
                    if (locations != null) {
                        // the properties component is optional as we got locations
                        // getComponent will create a new component if none already exists
                        Component component = exchange.getContext().getComponent("properties");
                        PropertiesComponent pc = exchange.getContext().getTypeConverter()
                                .mandatoryConvertTo(PropertiesComponent.class, component);
                        // enclose key with {{ }} to force parsing
                        String[] paths = locations.split(",");
                        return pc.parseUri(PropertiesComponent.PREFIX_TOKEN + key + PropertiesComponent.SUFFIX_TOKEN, paths);
                    } else {
                        // the properties component is mandatory if no locations provided
                        Component component = exchange.getContext().hasComponent("properties");
                        if (component == null) {
                            throw new IllegalArgumentException("PropertiesComponent with name properties must be defined"
                                    + " in CamelContext to support property placeholders in expressions");
                        }
                        PropertiesComponent pc = exchange.getContext().getTypeConverter()
                                .mandatoryConvertTo(PropertiesComponent.class, component);
                        // enclose key with {{ }} to force parsing
                        return pc.parseUri(PropertiesComponent.PREFIX_TOKEN + key + PropertiesComponent.SUFFIX_TOKEN);
                    }
                } catch (Exception e) {
                    throw ObjectHelper.wrapRuntimeCamelException(e);
                }
            }
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    protected void initPropertyPlaceholder() throws Exception {
        if (getCamelPropertyPlaceholder() != null) {
            CamelPropertyPlaceholderDefinition def = getCamelPropertyPlaceholder();

            PropertiesComponent pc = new PropertiesComponent();
            pc.setLocation(def.getLocation());

            // if using a custom resolver
            if (ObjectHelper.isNotEmpty(def.getPropertiesResolverRef())) {
                PropertiesResolver resolver = CamelContextHelper.mandatoryLookup(getContext(), def.getPropertiesResolverRef(),
                                                                                 PropertiesResolver.class);
                pc.setPropertiesResolver(resolver);
            }

            // if using a custom parser
            if (ObjectHelper.isNotEmpty(def.getPropertiesParserRef())) {
                PropertiesParser parser = CamelContextHelper.mandatoryLookup(getContext(), def.getPropertiesParserRef(),
                                                                             PropertiesParser.class);
                pc.setPropertiesParser(parser);
            }

            // register the properties component
            getContext().addComponent("properties", pc);
        }
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                try {
                    if (locations != null) {
                        // the properties component is optional as we got locations
                        // getComponent will create a new component if none already exists
                        Component component = exchange.getContext().getComponent("properties");
                        PropertiesComponent pc = exchange.getContext().getTypeConverter()
                                .mandatoryConvertTo(PropertiesComponent.class, component);
                        // enclose key with {{ }} to force parsing
                        String[] paths = locations.split(",");
                        return pc.parseUri(PropertiesComponent.PREFIX_TOKEN + key + PropertiesComponent.SUFFIX_TOKEN, paths);
                    } else {
                        // the properties component is mandatory if no locations provided
                        Component component = exchange.getContext().hasComponent("properties");
                        if (component == null) {
                            throw new IllegalArgumentException("PropertiesComponent with name properties must be defined"
                                    + " in CamelContext to support property placeholders in expressions");
                        }
                        PropertiesComponent pc = exchange.getContext().getTypeConverter()
                                .mandatoryConvertTo(PropertiesComponent.class, component);
                        // enclose key with {{ }} to force parsing
                        return pc.parseUri(PropertiesComponent.PREFIX_TOKEN + key + PropertiesComponent.SUFFIX_TOKEN);
                    }
                } catch (Exception e) {
                    throw ObjectHelper.wrapRuntimeCamelException(e);
                }
            }
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        super.initPropertyPlaceholder();

        // if blueprint property resolver is enabled on CamelContext then bridge PropertiesComponent to blueprint
        if (isUseBlueprintPropertyResolver()) {
            // lookup existing configured properties component
            PropertiesComponent pc = getContext().getComponent("properties", PropertiesComponent.class);

            BlueprintPropertiesParser parser = new BlueprintPropertiesParser(blueprintContainer, pc.getPropertiesParser());
            BlueprintPropertiesResolver resolver = new BlueprintPropertiesResolver(pc.getPropertiesResolver(), parser);

            // no locations has been set, so its a default component
            if (pc.getLocations() == null) {
                StringBuilder sb = new StringBuilder();
                String[] ids = parser.lookupPropertyPlaceholderIds();
                for (String id : ids) {
                    sb.append("blueprint:").append(id).append(",");
                }
                // location supports multiple separated by comma
                pc.setLocation(sb.toString());
            }

            if (pc.getLocations() != null) {
                // bridge camel properties with blueprint
                pc.setPropertiesParser(parser);
                pc.setPropertiesResolver(resolver);
            }
        }
    }
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*/
public class SimpleWithPropertiesTest {

    @Test
    public void testProperty() throws Exception {
        PropertiesComponent pc = new PropertiesComponent();
        System.setProperty("test", "testValue");
        CamelContext context = new DefaultCamelContext();
        pc.setCamelContext(context);
        context.addComponent("properties", pc);
        Exchange exchange = new DefaultExchange(context);
        String result = SimpleBuilder.simple("${properties:test}").evaluate(exchange, String.class);
        Assert.assertEquals("testValue", result);
        System.clearProperty("test");
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            if (component == null) {
                throw new IllegalArgumentException("PropertiesComponent with name properties must be defined"
                        + " in CamelContext to support property placeholders.");
            }
            // force component to be created and registered as a component
            PropertiesComponent pc = getComponent("properties", PropertiesComponent.class);
            // the parser will throw exception if property key was not found
            String answer = pc.parseUri(text);
            log.debug("Resolved text: {} -> {}", text, answer);
            return answer;
        }

        // return original text as is
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        super.initPropertyPlaceholder();

        // if blueprint property resolver is enabled on CamelContext then bridge PropertiesComponent to blueprint
        if (isUseBlueprintPropertyResolver()) {
            // lookup existing configured properties component
            PropertiesComponent pc = getContext().getComponent("properties", PropertiesComponent.class);

            BlueprintPropertiesParser parser = new BlueprintPropertiesParser(blueprintContainer, pc.getPropertiesParser());
            BlueprintPropertiesResolver resolver = new BlueprintPropertiesResolver(pc.getPropertiesResolver(), parser);

            // no locations has been set, so its a default component
            if (pc.getLocations() == null) {
                StringBuilder sb = new StringBuilder();
                String[] ids = parser.lookupPropertyPlaceholderIds();
                for (String id : ids) {
                    sb.append("blueprint:").append(id).append(",");
                }
                // location supports multiple separated by comma
                pc.setLocation(sb.toString());
            }

            if (pc.getLocations() != null) {
                // bridge camel properties with blueprint
                pc.setPropertiesParser(parser);
                pc.setPropertiesResolver(resolver);
            }
        }
    }
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        // no language resolved
        return answer;
    }
   
    public String getPropertyPrefixToken() {
        PropertiesComponent pc = getPropertiesComponent();
       
        if (pc != null) {
            return pc.getPrefixToken();
        } else {
            return null;
        }
    }
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            return null;
        }
    }
   
    public String getPropertySuffixToken() {
        PropertiesComponent pc = getPropertiesComponent();
       
        if (pc != null) {
            return pc.getSuffixToken();
        } else {
            return null;
        }
    }
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    public String resolvePropertyPlaceholders(String text) throws Exception {
        // While it is more efficient to only do the lookup if we are sure we need the component,
        // with custom tokens, we cannot know if the URI contains a property or not without having
        // the component.  We also lose fail-fast behavior for the missing component with this change.
        PropertiesComponent pc = getPropertiesComponent();
       
        // Do not parse uris that are designated for the properties component as it will handle that itself
        if (text != null && !text.startsWith("properties:")) {
            // No component, assume default tokens.
            if (pc == null && text.contains(PropertiesComponent.DEFAULT_PREFIX_TOKEN)) {
                throw new IllegalArgumentException("PropertiesComponent with name properties must be defined"
                        + " in CamelContext to support property placeholders.");
               
            // Component available, use actual tokens
            } else if (pc != null && text.contains(pc.getPrefixToken())) {
                // the parser will throw exception if property key was not found
                String answer = pc.parseUri(text);
                log.debug("Resolved text: {} -> {}", text, answer);
                return answer;
            }
        }
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