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from collections import namedtuple |
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QueryField = namedtuple('QueryField', ['name', 'value', 'all']) |
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3
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4
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class Query(object): |
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6
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def __init__(self, dependencies): |
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7
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self.fields = [] |
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8
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self.repository = dependencies.getRepository() |
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9
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self.location = dependencies.getLocationFactory() |
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10
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self.cachedResults = None |
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11
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12
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def __iter__(self): |
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if self.cachedResults is None: |
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self.cachedResults = self.repository.inquire(self) |
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return self.cachedResults.__iter__() |
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def __len__(self): |
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if self.cachedResults is None: |
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self.cachedResults = self.repository.inquire(self) |
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return len(self.cachedResults) |
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def __contains__(self, key): |
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if self.cachedResults is None: |
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self.cachedResults = self.repository.inquire(self) |
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return key in self.cachedResults |
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def _fieldHasValue(self, field, value): |
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return QueryField(field, value=value, all=False) |
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30
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def _fieldAllValues(self, field): |
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return QueryField(field, value=None, all=True) |
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def getFields(self): |
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return self.fields |
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36
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def byLocation(self, val): |
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val = self.location.completeString(val) |
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return self.repository.byLocation(val) |
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40
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def all(self): |
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return self.repository.all() |
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def latest(self): |
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return self.repository.latest() |
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46
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def statistics(self): |
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return self.repository.statistics() |
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48
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49
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def byModality(self, val): |
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self.fields.append(self._fieldHasValue('modality', val)) |
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return self |
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52
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53
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def byProject(self, val): |
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self.fields.append(self._fieldHasValue('project', val)) |
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return self |
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56
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57
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def byUser(self, val): |
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self.fields.append(self._fieldHasValue('user', val)) |
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return self |
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60
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61
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def bySubject(self, val): |
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self.fields.append(self._fieldHasValue('subject', val)) |
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return self |
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64
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65
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def byApproval(self, val): |
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self.fields.append(self._fieldHasValue('approval', val)) |
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return self |
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68
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69
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def allModalities(self): |
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70
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self.fields.append(self._fieldAllValues('modality')) |
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return self |
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72
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73
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def allProjects(self): |
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self.fields.append(self._fieldAllValues('project')) |
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return self |
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76
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77
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def allUsers(self): |
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78
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self.fields.append(self._fieldAllValues('user')) |
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return self |
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80
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ilogue /
niprov
