| orion.Require = function(header) { |
| if (header === null) |
| throw "header cannot be null"; |
| |
| this._name = null; |
| this._attributes = {}; |
| this._optional = false; |
| this._bundleVersionRange = orion.VersionRange.emptyRange; |
| this._wiredBundle = null; |
| |
| this._parseRequire(header); |
| }; |
| |
| orion.Require.prototype = { |
| _parseRequire : function(header) { |
| if (typeof header == "string") { |
| this._name = header; |
| return; |
| } |
| |
| this._name = header.name; |
| if (header.bundleVersion) |
| this._bundleVersionRange = orion.VersionRange.parseVersionRange(header.bundleVersion); |
| |
| if (header.resolution) |
| this._optional = (header.resolution === "optional"); |
| |
| var attributeName; |
| for (attributeName in header) { |
| if (header.hasOwnProperty(attributeName)) |
| this._attributes[attributeName] = header[attributeName]; |
| } |
| }, |
| getName : function() { |
| return this._name; |
| }, |
| getBundleVersionRange : function() { |
| return this._bundleVersionRange; |
| }, |
| isOptional : function() { |
| return this._optional; |
| }, |
| getAttributes : function() { |
| this._attributes; |
| }, |
| wire : function(candidate) { |
| if (this._name !== candidate.getName()) |
| return false; |
| |
| if (!this._checkAttributes(candidate)) |
| return false; |
| |
| this._wiredBundle = candidate; |
| return true; |
| }, |
| _checkAttributes : function(candidate) { |
| for ( var key in this._attributes) { |
| if (key === "bundleVersion") { |
| if (!this._bundleVersionRange.isIncluded(candidate.getVersion())) |
| return false; |
| } |
| } |
| return true; |
| }, |
| getWiredBundle : function() { |
| return this._wiredBundle; |
| }, |
| unwire : function() { |
| this._wiredBundle = null; |
| } |
| }; |
