在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 , S8 I) o: w* c9 W4 g! d) J k" l& P* M; J; v( V, x
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@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")& Y; v* n4 t" b1 x7 x: H' `, d
public double getMeasured pressure() {. o6 a& {* ?& z& @: Z" b
return measured pressure & m6 r" v0 Y2 e } ; c' q& o ~, }# e7 Q public void setMeasured pressure(double newValue) { " a8 y; Z9 l( S$ ~5 w# N2 S measured pressure = newValue ! i; V" u0 N! b1 i/ b6 c9 k/ | }. }# C" ~( p; N4 w, c
public double measured pressure = 0 9 D. y% T" ` O' Y 4 ~, s) b# |1 ? /** 6 X8 w2 o k9 j% Z; f! ?6 }0 y$ l ** q" l/ H0 j& e" j# @/ e, I P
* This value is used to automatically generate agent identifiers.; m/ }4 Q* q, _1 R: Y- _2 ~
* @field serialVersionUID # g; `) s8 A: @' S * 3 F2 p" N. @& Z; `6 j K */ . ~; m, y3 d% p private static final long serialVersionUID = 1L $ n) m. q/ c( j4 N ~4 o) {, G
/**; u+ E: n3 S- z! \
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* This value is used to automatically generate agent identifiers.& ~* o6 ]' p8 l) \
* @field agentIDCounter& r% @4 J" R. c" o: J
* ( V/ y* K$ [! G- {2 F& ?8 `+ {2 B/ | */ ( g7 l1 b! L! |$ _" T protected static long agentIDCounter = 1 % c, w' h( Y1 l) A. k' ?6 h; H+ j1 b
/** L4 U/ {# @ ? * 5 h; H3 f. E* e( z; A * This value is the agent's identifier." ~ B$ j$ u- d, G
* @field agentID : f9 x' m* \2 U& \3 P+ | *0 V$ u7 W {" E* \# i4 g! ~2 F
*/ 4 T6 o. b: B" T8 T protected String agentID = "GasNode " + (agentIDCounter++)$ E& B& y1 U8 |! f2 ~, n" V
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/**; A1 }1 ]5 C, v. y7 s& Z: P7 I
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* This is the step behavior.3 |0 b# ^9 `) _7 V& V5 T
* @method step h4 v, F- }6 J; H5 e * - l& O- Q& J. [6 ?0 x */ + W; m. T! K" }# P; ] S' w @Watch( " ^/ {* ]. r4 h0 y4 D watcheeClassName = 'infrastructuredemo.GasNode', ) x6 P7 ~1 ^5 q- \* w- V watcheeFieldNames = 'pressure',, p. @) `/ y) e, j- Y0 e+ Y
query = 'linked_from', & r2 k, F& L6 I+ m6 B whenToTrigger = WatcherTriggerSchedule.LATER,+ v# f! d; ^+ h3 N" B8 t" N
scheduleTriggerDelta = 10d $ W$ S ?1 \4 `' ]5 X )8 o4 F) v; M* N* |: b
public def step(infrastructuredemo.GasNode watchedAgent) {/ O: [2 y1 i( S) z+ J: d
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// Define the return value variable. - F1 [( m8 I; d; d) L def returnValue # }2 N& O4 j0 w" S' g3 E$ g' z: E0 ^+ O+ X, t0 \
// Note the simulation time. & F+ W! h, o1 m' W( n def time = GetTickCountInTimeUnits() ( E% e6 S- ], s! ]. G4 v7 Q7 b+ W
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// This is an agent decision./ F1 _. }# F- g* r% X( c, r+ p
if (watchedNode.pressure<200) { 5 `( E' Q( c" H5 ^" s% @# ^1 {" |" o8 C) s, V' N/ | V5 y2 n
// This is a task., A& |5 L5 Z. W+ }
setPressure(watchedAgent.pressure). w% y- [+ O d0 M4 O" D+ c
+ Q9 D! j$ A3 P) k* d) E } else { : _' \$ S6 g& J4 R8 R. m1 E; |3 d7 v# s: B4 \% I/ X
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} ' J7 G8 W5 @9 z // Return the results. / n6 ]* t' z, q return returnValue9 ?" h" N: U; A& k$ o# Q8 _; G0 Y7 a" K
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/**- k5 [8 \8 b/ f6 S
* : u( R" S% D* }2 x * This is the step behavior. - O$ f9 I. m* n3 z& b7 c0 F * @method step: V0 Q. x" E8 O1 e" P# G' E
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*/ ( H) g0 d7 V% n& u& i @ScheduledMethod( N. J( S w1 a$ `4 u! ^& S: O start = 1d,8 \- L- L1 }) A& S6 K
interval = 1d,+ g$ t) x3 @9 u+ _0 z7 G3 R! ~
shuffle = false . L9 t3 |* V5 R9 J5 l: D ): A: u7 M! X) H: h- q
public void step() { 8 q( B! s$ c% ], h/ e! a ~! S, q) X/ J 4 @$ B/ J/ _+ \" I' ` // Note the simulation time. 4 d2 {* N9 F, u def time = GetTickCountInTimeUnits()3 d7 P5 Y( b( ~# J
4 _1 C& y' |! T. |8 A7 P // This is a task.8 p) ]5 k1 T2 M# v$ r) k. K
measurePressure=pressure+ RandomDraw(-20.0, 20.0)! Y% N0 c, a& b1 a/ x" f
// End the method.6 V+ p: V$ n' N' @
return1 x) P, z1 A* w