Added option to Suppress exceptions.

json-path-web-test/src/main/java/com/jayway/jsonpath/web/bench/Bench.java

@@ -13,24 +13,26 @@ import org.boon.json.implementation.ObjectMapperImpl;
 import scala.collection.Iterator;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
-
+import java.util.Map;
-import static java.util.Arrays.asList;
 
 public class Bench {
 
     protected final String json;
     protected final String path;
     private final boolean optionAsValues;
-    private final boolean optionAllwaysReturnList;
+    private final boolean flagWrap;
-    private final boolean optionMergeMultiProps;
+    private final boolean flagMerge;
+    private final boolean flagSuppress;
 
-    public Bench(String json, String path, boolean optionAsValues, boolean optionAllwaysReturnList, boolean optionMergeMultiProps) {
+    public Bench(String json, String path, boolean optionAsValues, boolean flagWrap, boolean flagMerge, boolean flagSuppress) {
         this.json = json;
         this.path = path;
         this.optionAsValues = optionAsValues;
-        this.optionAllwaysReturnList = optionAllwaysReturnList;
+        this.flagWrap = flagWrap;
-        this.optionMergeMultiProps = optionMergeMultiProps;
+        this.flagMerge = flagMerge;
+        this.flagSuppress = flagSuppress;
     }
 
     public Result runJayway() {
@@ -41,12 +43,15 @@ public class Bench {
 
 
         Configuration configuration = Configuration.defaultConfiguration();
-        if(optionAllwaysReturnList){
+        if(flagWrap){
             configuration = configuration.addOptions(Option.ALWAYS_RETURN_LIST);
         }
-        if(optionMergeMultiProps){
+        if(flagMerge){
             configuration = configuration.addOptions(Option.MERGE_MULTI_PROPS);
         }
+        if(flagSuppress){
+            configuration = configuration.addOptions(Option.SUPPRESS_EXCEPTIONS);
+        }
         if (!optionAsValues) {
             configuration = configuration.addOptions(Option.AS_PATH_LIST);
         }
@@ -129,8 +134,12 @@ public class Bench {
         }
     }
 
-    public List<Result> runAll() {
+    public Map<String, Result> runAll() {
-        return asList(runJayway(), runBoon(), runNebhale());
+        Map<String, Result> res = new HashMap<String, Result>();
+        res.put("jayway", runJayway());
+        res.put("boon", runBoon());
+        res.put("nebhale", runNebhale());
+        return res;
     }
 
     private String getError(Exception e) {

json-path-web-test/src/main/java/com/jayway/jsonpath/web/bench/Result.java

@@ -5,14 +5,12 @@ import com.jayway.jsonpath.internal.JsonFormatter;
 public class Result {
 
     public final String provider;
-    public final String active;
     public final long time;
     public final String result;
     public final String error;
 
     public Result(String provider, long time, String result, String error) {
         this.provider = provider;
-        this.active = provider == "jayway" ? "active" : "";
         this.time = time;
         this.result = result != null ? JsonFormatter.prettyPrint(result) : result;
         this.error = error;

json-path-web-test/src/main/java/com/jayway/jsonpath/web/resource/IndexResource.java

@@ -13,9 +13,11 @@ import javax.ws.rs.FormParam;
 import javax.ws.rs.GET;
 import javax.ws.rs.POST;
 import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
 import javax.ws.rs.QueryParam;
 import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
 
 import java.util.HashMap;
 import java.util.List;
@@ -23,7 +25,7 @@ import java.util.Map;
 
 import static java.util.Arrays.asList;
 
-@Path("")
+@Path("/")
 @Produces(MediaType.TEXT_HTML)
 public class IndexResource {
 
@@ -32,22 +34,38 @@ public class IndexResource {
     public final static Map<String, String> TEMPLATES = loadTemplates();
 
     @GET
-    public Viewable get(@QueryParam("template") @DefaultValue("goessner") String template){
+    @Path("templates/{template}")
-         return createView(TEMPLATES.get(template), "$.store.book[0].title", true, template, null);
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response getTemplate(@PathParam("template") @DefaultValue("goessner") String template){
+        return Response.ok(TEMPLATES.get(template)).build();
     }
 
+
     @POST
+    @Path("eval")
     @Consumes(MediaType.APPLICATION_FORM_URLENCODED)
-    public Viewable post(@FormParam("json") String json,
+    @Produces(MediaType.APPLICATION_JSON)
+    public Response getTemplate(@FormParam("json") String json,
                                 @FormParam("path") String path,
                                 @FormParam("type") String type,
-                         @FormParam("template")  String template){
+                                @FormParam("flagWrap")  boolean flagWrap,
+                                @FormParam("flagMerge")  boolean flagMerge,
+                                @FormParam("flagSuppress")  boolean flagSuppress ){
 
         boolean value = "VALUE".equalsIgnoreCase(type);
 
-        return createView(json, path, value, template, new Bench(json, path, value, true, true).runAll());
+        Map<String, Result> resultMap = new Bench(json, path, value, flagWrap, flagMerge, flagSuppress).runAll();
+
+        return Response.ok(resultMap).build();
     }
 
+    @GET
+    public Viewable get(@QueryParam("template") @DefaultValue("goessner") String template){
+         return createView(TEMPLATES.get(template), "$.store.book[0].title", true, template, null);
+    }
+
+
+
     private Viewable createView(String json, String path, boolean value, String selectedTemplate, List<Result> results){
         Map<String, Object> res = new HashMap<String, Object>();
         res.put("results", results);
@@ -70,6 +88,7 @@ public class IndexResource {
             String twentyK = IOUtils.toString(Thread.currentThread().getContextClassLoader().getResourceAsStream("json/20k.json"));
 
             Map<String, String> templates = new HashMap<String, String>();
+            templates.put("blank", "null");
             templates.put("goessner", goessner);
             templates.put("twitter", twitter);
             templates.put("webapp", webapp);

json-path-web-test/src/main/resources/templates/index.mustache

@@ -6,79 +6,138 @@
         <title>JsonPath</title>
         <link rel="stylesheet" href="/static/css/bootstrap.css">
         <link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.min.css">
+        <link rel="stylesheet" href="//google-code-prettify.googlecode.com/svn/loader/prettify.css">
 
+        <script type="text/javascript" src="//google-code-prettify.googlecode.com/svn/loader/prettify.js?autoload=false"></script>
         <script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
+        <script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
+
         <script type="text/javascript" src="/static/js/jsonpath-0.8.0.js"></script>
         <script type="text/javascript" src="/static/js/bootstrap.js"></script>
-        <script src="//google-code-prettify.googlecode.com/svn/loader/run_prettify.js"></script>
     </head>
     <body role="document">
         <div class="container">
-            <div class="jumbotron">
             <h3>JSONPath evaluator</h3>
-            </div>
             <div class="row">
                 <div class="col-md-6">
-                    <form method="post">
+                    <form id="form">
                         <div class="form-group">
-                            <select id="templates" name="template" class="form-control" onChange='window.location="?template=" + this.value;'>
+                            <select id="selTemplates" name="template" class="form-control">
-                            {{#templates}}
+                                <option value="blank"></option>
-                                <option value="{{value}}" {{selected}}>{{name}}</option>
+                                <option value="goessner">goessner</option>
-                            {{/templates}}
+                                <option value="twitter">twitter</option>
+                                <option value="webapp">webapp</option>
+                                <option value="20k">20k</option>
                             </select>
                         </div>
 
                         <div class="form-group">
-                            <textarea id="json" name="json" rows="20" class="form-control">{{json}}</textarea>
+                            <textarea id="txtJson" name="json" rows="15" class="form-control" placeholder="Select a template above or enter JSON"></textarea>
                         </div>
 
+                        <div class="input-group">
+                            <input id="txtPath" name="path" value="{{path}}" placeholder="Enter path" class="form-control"/>
+                            <span class="input-group-btn">
+                                <button id="submit" class="btn btn-default" type="button">Go!</button>
+                            </span>
+                        </div>
+
+                        <br/>
+
+                        <div class="row">
+                            <div class="col-md-6">
+                            <fieldset>
+                                <legend>Result options</legend>
                                 <div class="radio">
                                     <label>
-                                <input type="radio" name="type" id="optTypeValue" value="value" {{value-checked}} />
+                                        <input type="radio" name="rbType" value="VALUE" checked/>
                                         Matching values
                                     </label>
                                 </div>
                                 <div class="radio">
                                     <label>
-                                <input type="radio" name="type" id="optTypePath" value="path" {{path-checked}} />
+                                        <input type="radio" name="rbType" value="PATH"/>
                                         Normalized path expressions
                                     </label>
                                 </div>
+                            </fieldset>
+                            </div>
 
-                        <div class="input-group">
+                            <div class="col-md-6">
-                            <input id="path" name="path" value="{{path}}" placeholder="Enter path" class="form-control"/>
+                            <fieldset>
-                            <span class="input-group-btn">
+                                <legend>Jayway options</legend>
-                                <button class="btn btn-default" type="submit">Go!</button>
+                                <div class="checkbox">
-                            </span>
+                                    <label>
+                                        <input type="checkbox" name="flagWrap" id="cbFlagWrap" />
+                                        Always return result as list
+                                    </label>
                                 </div>
+                                <div class="checkbox">
+                                    <label>
+                                        <input type="checkbox" name="flagMerge" id="cbFlagMerge" />
+                                        Merge multi props to new object
+                                    </label>
+                                </div>
+                                <div class="checkbox">
+                                    <label>
+                                        <input type="checkbox" name="flagSuppress" id="cbFlagSuppress" />
+                                        Suppress exceptions
+                                    </label>
+                                </div>
+                            </fieldset>
+                            </div>
+                        </div>
+
                     </form>
                 </div>
                 <div class="col-md-6">
+
                     <ul id="tabs" class="nav nav-tabs" data-tabs="tabs">
-                        <li class="active"><a href="#jayway" data-toggle="tab">Jayway</a></li>
+                        <li class="active"><a href="#jayway-tab" data-toggle="tab">Jayway</a></li>
-                        <li><a href="#boon" data-toggle="tab">Boon</a></li>
+                        <li><a href="#boon-tab" data-toggle="tab">Boon</a></li>
-                        <li><a href="#nebhale" data-toggle="tab">Nebhale</a></li>
+                        <li><a href="#nebhale-tab" data-toggle="tab">Nebhale</a></li>
-                        <li><a href="#goessner" data-toggle="tab">Gossner</a></li>
+                        <li><a href="#goessner-tab" data-toggle="tab">Gossner</a></li>
                     </ul>
+
                     <div id="my-tab-content" class="tab-content">
-                        {{#results}}
+
-                            <div class="tab-pane {{active}}" id="{{provider}}">
+                        <div class="tab-pane active" id="jayway-tab">
+                            <br/>
+                            <span id="jayway-time"></span>&nbsp;millis
+                            <hr/>
+                            <div class="row">
+                                <div class="col-md-12">
+                                    <pre id="jayway-res" class="prettyprint" style="background-color: transparent; border: none;"></pre>
+                                </div>
+                            </div>
+                            <p id="jayway-error" class="bg-danger"></p>
+                        </div>
+
+                        <div class="tab-pane" id="boon-tab">
+                            <br/>
+                            <span id="boon-time"></span>&nbsp;millis
+                            <hr/>
+                            <div class="row">
+                                <div class="col-md-12">
+                                    <pre id="boon-res" class="prettyprint" style="background-color: transparent; border: none;"></pre>
+                                </div>
+                            </div>
+                            <p id="boon-error" class="bg-danger"></p>
+                        </div>
+
+                        <div class="tab-pane" id="nebhale-tab">
                             <br/>
-                                <span id="{{provider}}-time">{{time}}</span>&nbsp;millis
+                            <span id="nebhale-time"></span>&nbsp;millis
                             <hr/>
-                                {{^error}}
                             <div class="row">
                                 <div class="col-md-12">
-                                        <pre class="prettyprint" style="background-color: transparent; border: none;">{{result}}</pre>
+                                    <pre id="nebhale-res" class="prettyprint" style="background-color: transparent; border: none;"></pre>
                                 </div>
                             </div>
-                                {{/error}}
+                            <p id="nebhale-error" class="bg-danger"></p>
-                                {{#error}}
-                                    <p class="bg-danger">{{error}}</p>
-                                {{/error}}
                         </div>
-                        {{/results}}
+
-                        <div class="tab-pane" id="goessner">
+                        <div class="tab-pane" id="goessner-tab">
                             <br/>
                             <span id="goessner-time"></span>&nbsp;millis
                             <hr/>
@@ -88,31 +147,87 @@
                                 </div>
                             </div>
                         </div>
+
                     </div>
                 </div>
             </div>
         </div>
     </body>
     <script>
+
         $( document ).ready(function() {
-            if( $('#jayway').length )
+            $('#selTemplates').on('change',  function() {
-            {
+                var val = this.value;
-                //var value = $("#optTypeValue").prop("checked", true);
+                $.ajax({
-                var value = $("#optTypeValue").is(':checked');
+                    url: "/templates/" + val,
-                var start = new Date().getTime();
+                    success: function(data){
-                var json = JSON.parse($('#json').val());
+                        if(data){
-                var path = $('#path').val();
+                            data = JSON.stringify(data, null, '   ');
-                var res = '';
+                        }
-                if(value){
+                        $("#txtJson").val(data);
-                    res = jsonPath(json, path, {resultType:"VALUE"});
+                    }
+                });
+            });
+
+            $('#submit').on('click', function() {
+
+                var json = $('#txtJson').val();
+                var path = $('#txtPath').val();
+
+                var data = {
+                    json: json,
+                    path: path,
+                    type: $('input[name=rbType]:checked', '#form').val(),
+                    flagWrap: $('#cbFlagWrap').prop('checked'),
+                    flagMerge: $('#cbFlagMerge').prop('checked'),
+                    flagSuppress: $('#cbFlagSuppress').prop('checked')
+                }
+                console.log(data);
+                $.ajax({
+                    url: "/eval",
+                    type: 'POST',
+                    dataType: 'json',
+                    data: data,
+                    success: function(data) {
+
+                        $('#jayway-time').text(data.jayway.time);
+                        $('#jayway-res').text(data.jayway.result).effect( "highlight", {color: '#428bca'} );
+                        if(data.jayway.error){
+                            $('#jayway-error').text(data.jayway.error).show();
+                        } else {
+                            $('#jayway-error').css( "display", "none")
+                        }
+
+
+                        $('#boon-time').text(data.boon.time);
+                        $('#boon-res').text(data.boon.result).effect( "highlight", {color: '#428bca'} );
+                        if(data.boon.error){
+                            $('#boon-error').text(data.boon.error).show();
                         } else {
-                    res = jsonPath(json, path, {resultType:"PATH"});
+                            $('#boon-error').css( "display", "none")
                         }
+
+                        $('#nebhale-time').text(data.nebhale.time);
+                        $('#nebhale-res').text(data.nebhale.result).effect( "highlight", {color: '#428bca'} );
+                        if(data.nebhale.error){
+                            $('#nebhale-error').text(data.nebhale.error).show();
+                        } else {
+                            $('#nebhale-error').css( "display", "none")
+                        }
+
+                        var start = new Date().getTime();
+                        var res = jsonPath(JSON.parse(json), path, {resultType: $('input[name=rbType]:checked', '#form').val() });
                         var elapsed = new Date().getTime() - start;
 
-                $("#goessner-time").html(elapsed);
+                        $("#goessner-time").text(elapsed);
                         $("#goessner-res").text(JSON.stringify(res, null, '   '));
+
+                        $('.prettyprinted').removeClass('prettyprinted');
+                        prettyPrint();
                     }
                 });
+            });
+
+        });
     </script>
 </html>

json-path/src/main/java/com/jayway/jsonpath/JsonPath.java

@@ -165,9 +165,36 @@ public class JsonPath {
      * @param <T>           expected return type
      * @return object(s) matched by the given path
      */
+
     public <T> T read(Object jsonObject, Configuration configuration) {
-        return (T)path.evaluate(jsonObject, configuration).getWithOptions();
+        boolean optAsPathList = configuration.getOptions().contains(Option.AS_PATH_LIST);
+        boolean optAlwaysReturnList = configuration.getOptions().contains(Option.ALWAYS_RETURN_LIST);
+        boolean optSuppressExceptions = configuration.getOptions().contains(Option.SUPPRESS_EXCEPTIONS);
+        boolean optThrowOnMissingProperty = configuration.getOptions().contains(Option.THROW_ON_MISSING_PROPERTY);
+
+        Object result = null;
+        try {
+            result = path.evaluate(jsonObject, configuration).getWithOptions();
+        } catch (RuntimeException e){
+            if(optThrowOnMissingProperty || (!optThrowOnMissingProperty && !optSuppressExceptions)){
+                throw e;
+            } else {
+                if(optSuppressExceptions){
+                    if(path.isDefinite() && !optAlwaysReturnList && !optAsPathList){
+                        result =  null;
+                    } else {
+                        result = configuration.getProvider().createArray();
+                    }
+                }
             }
+        }
+        return (T)result;
+    }
+    /*
+    public <T> T read(Object jsonObject, Configuration configuration) {
+
+        return (T)path.evaluate(jsonObject, configuration).getWithOptions();
+    }*/
 
     /**
      * Applies this JsonPath to the provided json string

json-path/src/main/java/com/jayway/jsonpath/Option.java

@@ -34,7 +34,16 @@ public enum Option {
     /**
      * When multiple properties are queried eg @..['foo', 'bar'] these properties are extracted and put in a new Map.
      */
-    MERGE_MULTI_PROPS
+    MERGE_MULTI_PROPS,
+
+    /**
+     * Suppress all exceptions when evaluating path.
+     * <br/>
+     * If an exception is thrown and the option {@link Option#ALWAYS_RETURN_LIST} an empty list is returned.
+     * If an exception is thrown and the option {@link Option#ALWAYS_RETURN_LIST} is not present null is returned.
+     * The option {@link Option#THROW_ON_MISSING_PROPERTY} has precedence over this option.
+     */
+    SUPPRESS_EXCEPTIONS
 
 
 }

json-path/src/main/java/com/jayway/jsonpath/internal/spi/compiler/EvaluationContextImpl.java

@@ -59,8 +59,10 @@ class EvaluationContextImpl implements EvaluationContext {
 
     @Override
     public Object getWithOptions() {
-        if(configuration.getOptions().contains(Option.AS_PATH_LIST)) {
+        boolean optAsPathList = configuration.getOptions().contains(Option.AS_PATH_LIST);
+        boolean optAlwaysReturnList = configuration.getOptions().contains(Option.ALWAYS_RETURN_LIST);
 
+        if (optAsPathList) {
             Object array = configuration.getProvider().createArray();
             int i = 0;
             for (String p : pathResult) {
@@ -68,11 +70,8 @@ class EvaluationContextImpl implements EvaluationContext {
                 i++;
             }
             return array;
-
+        } else if (optAlwaysReturnList) {
-        } else if(configuration.getOptions().contains(Option.ALWAYS_RETURN_LIST)){
-
             return objectResult;
-
         } else {
             return get();
         }