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This is the master POM file for Oracle's Implementation of the JSF 2.2 Specification.

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package javax.faces.application;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.Map;
import java.util.List;
import javax.el.ValueExpression;
import javax.el.ExpressionFactory;
import javax.faces.context.ExternalContext;
import javax.faces.context.FacesContext;

/**
 * 

* NavigationCase * represents a <navigation-case> in the navigation * rule base, as well as the <from-view-id> with * which this <navigation-case> is a sibling.

* * @since 2.0 */ public class NavigationCase { private final String fromViewId; private final String fromAction; private final String fromOutcome; private final String condition; private final String toViewId; private final String toFlowDocumentId; private final Map> parameters; private final boolean redirect; private final boolean includeViewParams; private ValueExpression toViewIdExpr; private ValueExpression conditionExpr; private String toString; private int hashCode; // ------------------------------------------------------------ Constructors /** *

Construct a new * NavigationCase based on the provided arguments. See * section JSF.7.4.2 for how a NavigationCase is used * by the standard {@link ConfigurableNavigationHandler}

* * @param fromViewId return from {@link #getFromViewId} * @param fromAction return from {@link #getFromAction} * @param fromOutcome return from {@link #getFromOutcome} * @param condition A string to be interpreted as a * ValueExpression by a call to {@link #getCondition} * @param toViewId return from {@link #getToViewId} * @param parameters return from {@link #getParameters} * @param redirect return from {@link #isRedirect} * @param includeViewParams return {@link #isIncludeViewParams} */ public NavigationCase(String fromViewId, String fromAction, String fromOutcome, String condition, String toViewId, Map> parameters, boolean redirect, boolean includeViewParams) { this.fromViewId = fromViewId; this.fromAction = fromAction; this.fromOutcome = fromOutcome; this.condition = condition; this.toViewId = toViewId; this.toFlowDocumentId = null; this.parameters = parameters; this.redirect = redirect; this.includeViewParams = includeViewParams; } /** *

Construct a new * NavigationCase based on the provided arguments. See * section JSF.7.4.2 for how a NavigationCase is used * by the standard {@link ConfigurableNavigationHandler}

* * @param fromViewId return from {@link #getFromViewId} * @param fromAction return from {@link #getFromAction} * @param fromOutcome return from {@link #getFromOutcome} * @param condition A string to be interpreted as a * ValueExpression by a call to {@link #getCondition} * @param toViewId return from {@link #getToViewId} * @param parameters return from {@link #getParameters} * @param redirect return from {@link #isRedirect} * @param includeViewParams return {@link #isIncludeViewParams} */ public NavigationCase(String fromViewId, String fromAction, String fromOutcome, String condition, String toViewId, String toFlowDocumentId, Map> parameters, boolean redirect, boolean includeViewParams) { this.fromViewId = fromViewId; this.fromAction = fromAction; this.fromOutcome = fromOutcome; this.condition = condition; this.toViewId = toViewId; this.toFlowDocumentId = toFlowDocumentId; this.parameters = parameters; this.redirect = redirect; this.includeViewParams = includeViewParams; } // ---------------------------------------------------------- Public Methods /** *

Construct an absolute URL to this * NavigationCase instance using {@link * javax.faces.application.ViewHandler#getActionURL} on the path * portion of the url.

* * @param context the {@link FacesContext} for the current request * * @throws MalformedURLException if the process of constructing the * URL causes this exception to be thrown. */ public URL getActionURL(FacesContext context) throws MalformedURLException { ExternalContext extContext = context.getExternalContext(); return new URL(extContext.getRequestScheme(), extContext.getRequestServerName(), extContext.getRequestServerPort(), context.getApplication().getViewHandler().getActionURL(context, getToViewId(context))); } /** *

Construct an absolute URL to this * NavigationCase instance using {@link * javax.faces.application.ViewHandler#getResourceURL} on the path * portion of the url.

* * @param context the {@link FacesContext} for the current request * * @throws MalformedURLException if the process of constructing the * URL causes this exception to be thrown. */ public URL getResourceURL(FacesContext context) throws MalformedURLException { ExternalContext extContext = context.getExternalContext(); return new URL(extContext.getRequestScheme(), extContext.getRequestServerName(), extContext.getRequestServerPort(), context.getApplication().getViewHandler().getResourceURL(context, getToViewId(context))); } /** *

Construct an absolute URL suitable for a * "redirect" to this NavigationCase instance using {@link * javax.faces.application.ViewHandler#getRedirectURL} on the path * portion of the url.

* * @param context the {@link FacesContext} for the current request * * @throws MalformedURLException if the process of constructing the * URL causes this exception to be thrown. */ public URL getRedirectURL(FacesContext context) throws MalformedURLException { ExternalContext extContext = context.getExternalContext(); return new URL(extContext.getRequestScheme(), extContext.getRequestServerName(), extContext.getRequestServerPort(), context.getApplication().getViewHandler().getRedirectURL(context, getToViewId(context), SharedUtils.evaluateExpressions(context, getParameters()), isIncludeViewParams())); } /** *

Construct an absolute URL suitable for a * bookmarkable link to this NavigationCase instance using {@link * javax.faces.application.ViewHandler#getBookmarkableURL} on the path * portion of the url. This URL may include view parameters specified * as metadata within the view.

* * @param context the {@link FacesContext} for the current request * * @throws MalformedURLException if the process of constructing the * URL causes this exception to be thrown. */ public URL getBookmarkableURL(FacesContext context) throws MalformedURLException { ExternalContext extContext = context.getExternalContext(); return new URL(extContext.getRequestScheme(), extContext.getRequestServerName(), extContext.getRequestServerPort(), context.getApplication().getViewHandler().getBookmarkableURL(context, getToViewId(context), getParameters(), isIncludeViewParams())); } /** *

Return the * <from-view-id> of the * <navigation-rule> inside which this * <navigation-case> is nested.

*/ public String getFromViewId() { return fromViewId; } /** *

Return the <from-action> * for this <navigation-case>

*/ public String getFromAction() { return fromAction; } /** *

Return the <from-outcome> * for this <navigation-case>

*/ public String getFromOutcome() { return fromOutcome; } /** *

Evaluates the <to-view-id> * for this <navigation-case>

* * @param context the {@link FacesContext} for the current request * * @return the view ID that should be navigated to */ public String getToViewId(FacesContext context) { if (toViewIdExpr == null) { ExpressionFactory factory = context.getApplication().getExpressionFactory(); toViewIdExpr = factory.createValueExpression(context.getELContext(), toViewId, String.class); } String result = (String) toViewIdExpr.getValue(context.getELContext()); if (result.charAt(0) != '/') { result = '/' + result; } return result; } /** *

If this navigation case represents * a flow invocation, this property is the documentId in which the flow * whose id is given by the return from {@link #getFromOutcome()} is * defined. Implementations must override this method to return * the value defined in the corresponding application configuration resources * element. The base implementation returns the empty string.

* * @since 2.2 */ public String getToFlowDocumentId() { return toFlowDocumentId; } /** *

Test if this navigation case has an * associated <if> element. * * @return true if there's an <if> * element associated with this <navigation-case>, * otherwise false */ public boolean hasCondition() { return (condition != null); } /** *

Evaluates the * <if> for this * <navigation-case>, if any. The expression to * be evaluated is passed into the constructor as a string. When * the expression is evaluated, its value must be coerced into a * boolean per the normal EL coercion rules.

* * @param context the {@link FacesContext} for the current request * * @return null if there is no <if> element * associated with this <navigation-case>, otherwise * return the evaluation result of the condition * * @throws any exceptions encountered during the process of * evaluating the expression or obtaining its value. */ public Boolean getCondition(FacesContext context) { if (conditionExpr == null && condition != null) { ExpressionFactory factory = context.getApplication().getExpressionFactory(); conditionExpr = factory.createValueExpression(context.getELContext(), condition, Boolean.class); } return ((conditionExpr != null) ? (Boolean) conditionExpr.getValue(context.getELContext()) : null); } /** *

Return the parameters to be included * for navigation cases requiring a redirect. If no parameters are * defined, null will be returned. The keys in the * Map are parameter names. For each key, the * corresponding value is a List of unconverted * values.

*/ public Map> getParameters() { return parameters; } /** *

Return the * <redirect> value for this * <navigation-case>. This will be * true if the new view should be navigated to via a * {@link javax.faces.context.ExternalContext#redirect(String)}

*/ public boolean isRedirect() { return redirect; } /** *

Return the * <redirect> value for this * <navigation-case>. This will be * true if the view parametets should be encoded into * the redirect URL (only applies to redirect case)

*/ public boolean isIncludeViewParams() { return includeViewParams; } @Override public boolean equals(Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } NavigationCase that = (NavigationCase) o; return (redirect == that.redirect && !(fromAction != null ? !fromAction.equals(that.fromAction) : that.fromAction != null) && !(fromOutcome != null ? !fromOutcome.equals(that.fromOutcome) : that.fromOutcome != null) && !(condition != null ? !condition.equals(that.condition) : that.condition != null) && !(fromViewId != null ? !fromViewId.equals(that.fromViewId) : that.fromViewId != null) && !(toViewId != null ? !toViewId.equals(that.toViewId) : that.toViewId != null) && !(toFlowDocumentId != null ? !toFlowDocumentId.equals(that.toFlowDocumentId) : that.toFlowDocumentId != null) && !(parameters != null ? !parameters.equals(that.parameters) : that.parameters != null)); } @Override public int hashCode() { if (hashCode == 0) { int result = fromViewId != null ? fromViewId.hashCode() : 0; result = 31 * result + (fromAction != null ? fromAction.hashCode() : 0); result = 31 * result + (fromOutcome != null ? fromOutcome.hashCode() : 0); result = 31 * result + (condition != null ? condition.hashCode() : 0); result = 31 * result + (toViewId != null ? toViewId.hashCode() : 0); result = 31 * result + (toFlowDocumentId != null ? toFlowDocumentId.hashCode() : 0); result = 31 * result + (redirect ? 1 : 0); result = 31 * result + (parameters != null ? parameters.hashCode() : 0); hashCode = result; } return hashCode; } @Override public String toString() { if (toString == null) { StringBuilder sb = new StringBuilder(64); sb.append("NavigationCase{"); sb.append("fromViewId='").append(fromViewId).append('\''); sb.append(", fromAction='").append(fromAction).append('\''); sb.append(", fromOutcome='").append(fromOutcome).append('\''); sb.append(", if='").append(condition).append('\''); sb.append(", toViewId='").append(toViewId).append('\''); sb.append(", faces-redirect=").append(redirect); sb.append(", includeViewParams=").append(includeViewParams).append('\''); sb.append(", parameters=").append(((parameters != null) ? parameters.toString() : "")); sb.append('}'); toString = sb.toString(); } return toString; } }




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